texlive[60790] Master/texmf-dist: l3 (17oct21)

commits+karl at tug.org commits+karl at tug.org
Sun Oct 17 22:51:10 CEST 2021


Revision: 60790
          http://tug.org/svn/texlive?view=revision&revision=60790
Author:   karl
Date:     2021-10-17 22:51:10 +0200 (Sun, 17 Oct 2021)
Log Message:
-----------
l3 (17oct21)

Modified Paths:
--------------
    trunk/Master/texmf-dist/doc/latex/l3backend/CHANGELOG.md
    trunk/Master/texmf-dist/doc/latex/l3backend/README.md
    trunk/Master/texmf-dist/doc/latex/l3backend/l3backend-code.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/CHANGELOG.md
    trunk/Master/texmf-dist/doc/latex/l3kernel/README.md
    trunk/Master/texmf-dist/doc/latex/l3kernel/expl3.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/interface3.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/interface3.tex
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3docstrip.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news01.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news02.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news03.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news04.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news05.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news06.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news07.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news08.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news09.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news10.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news11.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3news12.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3prefixes.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3styleguide.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3styleguide.tex
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3syntax-changes.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3syntax-changes.tex
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3term-glossary.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/l3term-glossary.tex
    trunk/Master/texmf-dist/doc/latex/l3kernel/source3.pdf
    trunk/Master/texmf-dist/doc/latex/l3kernel/source3.tex
    trunk/Master/texmf-dist/source/latex/l3backend/l3backend-basics.dtx
    trunk/Master/texmf-dist/source/latex/l3backend/l3backend-box.dtx
    trunk/Master/texmf-dist/source/latex/l3backend/l3backend-color.dtx
    trunk/Master/texmf-dist/source/latex/l3backend/l3backend-draw.dtx
    trunk/Master/texmf-dist/source/latex/l3backend/l3backend-graphics.dtx
    trunk/Master/texmf-dist/source/latex/l3backend/l3backend-header.dtx
    trunk/Master/texmf-dist/source/latex/l3backend/l3backend-opacity.dtx
    trunk/Master/texmf-dist/source/latex/l3backend/l3backend-pdf.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/expl3.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3basics.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3bootstrap.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3box.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3candidates.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3cctab.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3clist.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3coffins.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3color.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3debug.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3deprecation.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3doc.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3docstrip.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3expan.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3file.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3flag.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-assign.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-aux.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-basics.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-convert.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-expo.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-extended.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-logic.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-parse.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-random.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-round.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-traps.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-trig.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3fparray.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3int.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3intarray.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3kernel-functions.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3keys.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3legacy.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3luatex.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3msg.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3names.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3pdf.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3prg.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3prop.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3quark.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3regex.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3seq.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3skip.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3sort.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3str-convert.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3str.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3sys.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3text.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3tl-analysis.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3tl.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3token.dtx
    trunk/Master/texmf-dist/source/latex/l3kernel/l3unicode.dtx
    trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-dvipdfmx.def
    trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-dvips.def
    trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-dvisvgm.def
    trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-luatex.def
    trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-pdftex.def
    trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-xetex.def
    trunk/Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex
    trunk/Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex
    trunk/Master/texmf-dist/tex/latex/l3kernel/expl3.ltx
    trunk/Master/texmf-dist/tex/latex/l3kernel/expl3.sty

Modified: trunk/Master/texmf-dist/doc/latex/l3backend/CHANGELOG.md
===================================================================
--- trunk/Master/texmf-dist/doc/latex/l3backend/CHANGELOG.md	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/doc/latex/l3backend/CHANGELOG.md	2021-10-17 20:51:10 UTC (rev 60790)
@@ -6,6 +6,11 @@
 
 ## [Unreleased]
 
+## [2021-10-17]
+
+### Changed
+- Better DeviceN support
+
 ## [2021-10-12]
 
 ### Fixed
@@ -196,7 +201,8 @@
 - Include `l3backend` in file names
 - Moved backend code to internal for each 'parent' module
 
-[Unreleased]: https://github.com/latex3/latex3/compare/2021-10-12...HEAD
+[Unreleased]: https://github.com/latex3/latex3/compare/2021-10-17...HEAD
+[2021-10-17]: https://github.com/latex3/latex3/compare/2021-10-12...2021-10-17
 [2021-10-12]: https://github.com/latex3/latex3/compare/2021-08-04...2021-10-12
 [2021-08-04]: https://github.com/latex3/latex3/compare/2021-07-12...2021-08-04
 [2021-07-12]: https://github.com/latex3/latex3/compare/2021-05-07...2021-07-12

Modified: trunk/Master/texmf-dist/doc/latex/l3backend/README.md
===================================================================
--- trunk/Master/texmf-dist/doc/latex/l3backend/README.md	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/doc/latex/l3backend/README.md	2021-10-17 20:51:10 UTC (rev 60790)
@@ -1,7 +1,7 @@
 LaTeX3 Backend Drivers
 ======================
 
-Release 2021-10-12
+Release 2021-10-17
 
 This package forms parts of `expl3`, and contains the code used to interface
 with backends (drivers) across the `expl3` codebase. The functions here are

Modified: trunk/Master/texmf-dist/doc/latex/l3backend/l3backend-code.pdf
===================================================================
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Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/CHANGELOG.md
===================================================================
--- trunk/Master/texmf-dist/doc/latex/l3kernel/CHANGELOG.md	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/doc/latex/l3kernel/CHANGELOG.md	2021-10-17 20:51:10 UTC (rev 60790)
@@ -7,6 +7,11 @@
 
 ## [Unreleased]
 
+## [2021-10-17]
+
+### Changed
+- Better DeviceN support
+
 ## [2021-10-12]
 
 ### Fixed
@@ -960,7 +965,8 @@
 - Step functions have been added for dim variables,
   e.g. `\dim_step_inline:nnnn`
 
-[Unreleased]: https://github.com/latex3/latex3/compare/2021-10-12...HEAD
+[Unreleased]: https://github.com/latex3/latex3/compare/2021-10-17...HEAD
+[2021-10-17]: https://github.com/latex3/latex3/compare/2021-10-12...2021-10-17
 [2021-10-12]: https://github.com/latex3/latex3/compare/2021-08-27...2021-10-12
 [2021-08-27]: https://github.com/latex3/latex3/compare/2021-07-12...2021-08-27
 [2021-07-12]: https://github.com/latex3/latex3/compare/2021-06-18...2021-07-12

Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/README.md
===================================================================
--- trunk/Master/texmf-dist/doc/latex/l3kernel/README.md	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/doc/latex/l3kernel/README.md	2021-10-17 20:51:10 UTC (rev 60790)
@@ -1,7 +1,7 @@
 LaTeX3 Programming Conventions
 ==============================
 
-Release 2021-10-12
+Release 2021-10-17
 
 Overview
 --------

Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/expl3.pdf
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Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/interface3.pdf
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Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/interface3.tex
===================================================================
--- trunk/Master/texmf-dist/doc/latex/l3kernel/interface3.tex	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/doc/latex/l3kernel/interface3.tex	2021-10-17 20:51:10 UTC (rev 60790)
@@ -54,7 +54,7 @@
          {latex-team at latex-project.org}%
    }%
 }
-\date{Released 2021-10-12}
+\date{Released 2021-10-17}
 
 \pagenumbering{roman}
 \maketitle

Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/l3docstrip.pdf
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Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/l3news11.pdf
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Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/l3news12.pdf
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Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/l3prefixes.pdf
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Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/l3styleguide.pdf
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Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/l3styleguide.tex
===================================================================
--- trunk/Master/texmf-dist/doc/latex/l3kernel/l3styleguide.tex	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/doc/latex/l3kernel/l3styleguide.tex	2021-10-17 20:51:10 UTC (rev 60790)
@@ -32,7 +32,7 @@
         {latex-team at latex-project.org}%
     }%
 }
-\date{Released 2021-10-12}
+\date{Released 2021-10-17}
 
 \begin{document}
 

Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/l3syntax-changes.pdf
===================================================================
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Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/l3syntax-changes.tex
===================================================================
--- trunk/Master/texmf-dist/doc/latex/l3kernel/l3syntax-changes.tex	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/doc/latex/l3kernel/l3syntax-changes.tex	2021-10-17 20:51:10 UTC (rev 60790)
@@ -32,7 +32,7 @@
         {latex-team at latex-project.org}%
     }%
 }
-\date{Released 2021-10-12}
+\date{Released 2021-10-17}
 
 \newcommand{\TF}{\textit{(TF)}}
 

Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/l3term-glossary.pdf
===================================================================
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Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/l3term-glossary.tex
===================================================================
--- trunk/Master/texmf-dist/doc/latex/l3kernel/l3term-glossary.tex	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/doc/latex/l3kernel/l3term-glossary.tex	2021-10-17 20:51:10 UTC (rev 60790)
@@ -32,7 +32,7 @@
         {latex-team at latex-project.org}%
     }%
 }
-\date{Released 2021-10-12}
+\date{Released 2021-10-17}
 
 \newcommand{\TF}{\textit{(TF)}}
 

Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/source3.pdf
===================================================================
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Modified: trunk/Master/texmf-dist/doc/latex/l3kernel/source3.tex
===================================================================
--- trunk/Master/texmf-dist/doc/latex/l3kernel/source3.tex	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/doc/latex/l3kernel/source3.tex	2021-10-17 20:51:10 UTC (rev 60790)
@@ -53,7 +53,7 @@
          {latex-team at latex-project.org}%
    }%
 }
-\date{Released 2021-10-12}
+\date{Released 2021-10-17}
 
 \pagenumbering{roman}
 \maketitle

Modified: trunk/Master/texmf-dist/source/latex/l3backend/l3backend-basics.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3backend/l3backend-basics.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3backend/l3backend-basics.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %
@@ -70,27 +70,27 @@
 %    \begin{macrocode}
 \ProvidesExplFile
 %<*dvipdfmx>
-  {l3backend-dvipdfmx.def}{2021-10-12}{}
+  {l3backend-dvipdfmx.def}{2021-10-17}{}
   {L3 backend support: dvipdfmx}
 %</dvipdfmx>
 %<*dvips>
-  {l3backend-dvips.def}{2021-10-12}{}
+  {l3backend-dvips.def}{2021-10-17}{}
   {L3 backend support: dvips}
 %</dvips>
 %<*dvisvgm>
-  {l3backend-dvisvgm.def}{2021-10-12}{}
+  {l3backend-dvisvgm.def}{2021-10-17}{}
   {L3 backend support: dvisvgm}
 %</dvisvgm>
 %<*luatex>
-  {l3backend-luatex.def}{2021-10-12}{}
+  {l3backend-luatex.def}{2021-10-17}{}
   {L3 backend support: PDF output (LuaTeX)}
 %</luatex>
 %<*pdftex>
-  {l3backend-pdftex.def}{2021-10-12}{}
+  {l3backend-pdftex.def}{2021-10-17}{}
   {L3 backend support: PDF output (pdfTeX)}
 %</pdftex>
 %<*xetex>
-  {l3backend-xetex.def}{2021-10-12}{}
+  {l3backend-xetex.def}{2021-10-17}{}
   {L3 backend support: XeTeX}
 %</xetex>
 %    \end{macrocode}

Modified: trunk/Master/texmf-dist/source/latex/l3backend/l3backend-box.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3backend/l3backend-box.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3backend/l3backend-box.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3backend/l3backend-color.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3backend/l3backend-color.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3backend/l3backend-color.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %
@@ -486,6 +486,55 @@
 % backend.
 %
 %    \begin{macrocode}
+%<*dvipdfmx|luatex|pdftex|xetex|dvips>
+%    \end{macrocode}
+%
+% But we start with some functionality needed for both PostScript and
+% PDF based backends.
+%
+% \begin{variable}{\g_@@_backend_colorant_prop}
+%    \begin{macrocode}
+\prop_new:N \g_@@_backend_colorant_prop
+%    \end{macrocode}
+% \end{variable}
+%
+% \begin{macro}[EXP]{\@@_backend_devicen_colorants:n}
+% \begin{macro}[EXP]{\@@_backend_devicen_colorants:w}
+%    \begin{macrocode}
+\cs_new:Npx \@@_backend_devicen_colorants:n #1
+  {
+    \exp_not:N \tl_if_blank:nF {#1}
+      {
+        \c_space_tl
+        << ~
+          /Colorants ~
+            << ~
+              \exp_not:N \@@_backend_devicen_colorants:w #1 ~
+                \exp_not:N \q_recursion_tail \c_space_tl
+                \exp_not:N \q_recursion_stop
+            >> ~
+        >>
+      }
+  }
+\cs_new:Npn \@@_backend_devicen_colorants:w #1 ~
+  {
+    \quark_if_recursion_tail_stop:n {#1}
+    \prop_if_in:NnT \g_@@_backend_colorant_prop {#1}
+      {
+        #1 ~
+        \prop_item:Nn \g_@@_backend_colorant_prop {#1} ~
+      }
+    \@@_backend_devicen_colorants:w
+  }
+%    \end{macrocode}
+% \end{macro}
+% \end{macro}
+%
+%    \begin{macrocode}
+%</dvipdfmx|luatex|pdftex|xetex|dvips>
+%    \end{macrocode}
+%
+%    \begin{macrocode}
 %<*dvips>
 %    \end{macrocode}
 %
@@ -535,6 +584,15 @@
               { \exp_not:N \int_use:N \g_@@_model_int }
               {#1} {#2} {#3} {#4} {#5}
           }
+        \prop_gput:Nxx \exp_not:N \g_@@_backend_colorant_prop
+          { / \exp_not:N \str_convert_pdfname:n {#1} }
+          {
+            << ~
+              /setcolorspace ~ {} ~
+            >> ~ begin ~
+              color \exp_not:N \int_use:N \g_@@_model_int \c_space_tl
+            end
+          }
       }
   }
 \cs_generate_variant:Nn \@@_backend_separation_init:nnnnn { nxx }
@@ -740,6 +798,7 @@
               [ ~ #1 ~ ] ~
               #2 ~
               { ~ #3 ~ } ~
+              \@@_backend_devicen_colorants:n {#1}
             ] ~ setcolorspace
           } ~ def ~
         end
@@ -793,7 +852,7 @@
 % \end{macro}
 %
 % \begin{macro}{\@@_backend_separation_init:nnnnn}
-% \begin{macro}{\@@_backend_separation_init:n}
+% \begin{macro}{\@@_backend_separation_init:nn}
 % \begin{macro}{\@@_backend_separation_init_CIELAB:nnn}
 %   Initialising the PDF structures needs two parts: creating an object
 %   containing the \enquote{real} name of the Separation, then adding a reference
@@ -810,15 +869,11 @@
         /C0 ~ [#4] ~
         /C1 ~ [#5] /N ~ 1
       }
-    \@@_backend_separation_init:n
-      {
-        /Separation ~
-        / \str_convert_pdfname:n {#1} ~ #2 ~
-        \pdf_object_ref_last:
-      }
+    \exp_args:Nx \@@_backend_separation_init:nn
+      { \str_convert_pdfname:n {#1} } {#2}
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
-      { \pdfmanagement_if_active_p:}
+      { \pdfmanagement_if_active_p: }
       {
         \use:x
           {
@@ -829,9 +884,12 @@
           }
       }
   }
-\cs_new_protected:Npn \@@_backend_separation_init:n #1
+\cs_new_protected:Npn \@@_backend_separation_init:nn #1#2
   {
-    \pdf_object_unnamed_write:nx { array } {#1}
+    \pdf_object_unnamed_write:nx { array }
+      { /Separation /#1 ~ #2 ~ \pdf_object_ref_last: }
+    \prop_gput:Nnx \g_@@_backend_colorant_prop { /#1 }
+      { \pdf_object_ref_last: }
   }
 %    \end{macrocode}
 %   For CIELAB colors, we need one object per document for the illuminant,
@@ -866,7 +924,6 @@
 %
 % \begin{macro}{\@@_backend_devicen_init:nnn}
 % \begin{macro}[EXP]{\@@_backend_devicen_init:w}
-% \begin{macro}{\@@_backend_devicen_init:n}
 %   Similar to the Separations case, but with an arbitrary function for
 %   the alternative space work.
 %    \begin{macrocode}
@@ -894,12 +951,13 @@
         }
         { {#3} }
      }
-    \@@_backend_separation_init:n
+    \pdf_object_unnamed_write:nx { array }
       {
         /DeviceN ~
         [ ~ #1 ~ ] ~
         #2 ~
         \pdf_object_ref_last:
+        \@@_backend_devicen_colorants:n {#1}
       }
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
@@ -920,11 +978,9 @@
     \tl_if_blank:nF {#2}
       { \@@_backend_devicen_init:w #2 \s_@@_stop }
   }
-\cs_new_eq:NN \@@_backend_devicen_init:n \@@_backend_separation_init:n
 %    \end{macrocode}
 % \end{macro}
 % \end{macro}
-% \end{macro}
 %
 %    \begin{macrocode}
 %</dvipdfmx|luatex|pdftex|xetex>

Modified: trunk/Master/texmf-dist/source/latex/l3backend/l3backend-draw.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3backend/l3backend-draw.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3backend/l3backend-draw.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3backend/l3backend-graphics.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3backend/l3backend-graphics.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3backend/l3backend-graphics.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3backend/l3backend-header.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3backend/l3backend-header.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3backend/l3backend-header.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3backend/l3backend-opacity.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3backend/l3backend-opacity.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3backend/l3backend-opacity.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3backend/l3backend-pdf.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3backend/l3backend-pdf.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3backend/l3backend-pdf.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/expl3.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/expl3.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/expl3.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -24,7 +24,7 @@
 %
 %<*driver|generic|package|2ekernel>
 %</driver|generic|package|2ekernel>
-\def\ExplFileDate{2021-10-12}%
+\def\ExplFileDate{2021-10-17}%
 %<*driver>
 \documentclass[full]{l3doc}
 \usepackage{graphicx}
@@ -51,7 +51,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3basics.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3basics.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3basics.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3bootstrap.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3bootstrap.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3bootstrap.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3box.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3box.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3box.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3candidates.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3candidates.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3candidates.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -44,7 +44,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3cctab.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3cctab.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3cctab.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3clist.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3clist.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3clist.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -44,7 +44,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3coffins.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3coffins.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3coffins.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3color.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3color.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3color.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %
@@ -2303,7 +2303,7 @@
                 { rgb }  { /DeviceRGB }
               }
           }
-          { { \exp_not:V \l_@@_internal_tl } }
+          { \exp_not:V \l_@@_internal_tl }
       }
   }
 \cs_new_protected:Npn \@@_model_devicen_transform:w

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3debug.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3debug.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3debug.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3deprecation.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3deprecation.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3deprecation.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3doc.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3doc.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3doc.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -79,7 +79,7 @@
 %
 % \title{The \cls{l3doc} class}
 % \author{\Team}
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 % \maketitle
 % \tableofcontents
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3docstrip.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3docstrip.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3docstrip.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -63,7 +63,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3expan.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3expan.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3expan.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3file.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3file.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3file.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -44,7 +44,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3flag.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3flag.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3flag.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-assign.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-assign.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-assign.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -40,7 +40,7 @@
 %          {latex-team at latex-project.org}^^A
 %    }^^A
 % }
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 % \maketitle
 %
 % \begin{documentation}

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-aux.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-aux.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-aux.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-basics.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-basics.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-basics.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -40,7 +40,7 @@
 %          {latex-team at latex-project.org}^^A
 %    }^^A
 % }
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-convert.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-convert.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-convert.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-expo.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-expo.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-expo.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -40,7 +40,7 @@
 %          {latex-team at latex-project.org}^^A
 %    }^^A
 % }
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-extended.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-extended.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-extended.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -40,7 +40,7 @@
 %          {latex-team at latex-project.org}^^A
 %    }^^A
 % }
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-logic.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-logic.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-logic.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -40,7 +40,7 @@
 %          {latex-team at latex-project.org}^^A
 %    }^^A
 % }
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-parse.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-parse.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-parse.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -40,7 +40,7 @@
 %          {latex-team at latex-project.org}^^A
 %    }^^A
 % }
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-random.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-random.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-random.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -40,7 +40,7 @@
 %          {latex-team at latex-project.org}^^A
 %    }^^A
 % }
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-round.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-round.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-round.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-traps.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-traps.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-traps.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -40,7 +40,7 @@
 %          {latex-team at latex-project.org}^^A
 %    }^^A
 % }
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 % \maketitle
 %
 % \begin{documentation}

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-trig.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-trig.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp-trig.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -40,7 +40,7 @@
 %          {latex-team at latex-project.org}^^A
 %    }^^A
 % }
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fp.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -49,7 +49,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3fparray.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3fparray.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3fparray.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -44,7 +44,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3int.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3int.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3int.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3intarray.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3intarray.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3intarray.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -44,7 +44,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3kernel-functions.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3kernel-functions.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3kernel-functions.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3keys.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3keys.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3keys.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3legacy.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3legacy.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3legacy.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3luatex.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3luatex.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3luatex.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3msg.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3msg.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3msg.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3names.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3names.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3names.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3pdf.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3pdf.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3pdf.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3prg.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3prg.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3prg.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3prop.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3prop.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3prop.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3quark.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3quark.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3quark.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3regex.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3regex.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3regex.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3seq.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3seq.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3seq.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3skip.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3skip.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3skip.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -44,7 +44,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3sort.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3sort.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3sort.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3str-convert.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3str-convert.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3str-convert.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -44,7 +44,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3str.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3str.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3str.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3sys.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3sys.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3sys.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3text-case.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3text-purify.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3text.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3text.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3text.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3tl-analysis.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3tl-analysis.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3tl-analysis.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -44,7 +44,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3tl.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3tl.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3tl.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3token.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3token.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3token.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/source/latex/l3kernel/l3unicode.dtx
===================================================================
--- trunk/Master/texmf-dist/source/latex/l3kernel/l3unicode.dtx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/source/latex/l3kernel/l3unicode.dtx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -43,7 +43,7 @@
 %    }^^A
 % }
 %
-% \date{Released 2021-10-12}
+% \date{Released 2021-10-17}
 %
 % \maketitle
 %

Modified: trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-dvipdfmx.def
===================================================================
--- trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-dvipdfmx.def	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-dvipdfmx.def	2021-10-17 20:51:10 UTC (rev 60790)
@@ -26,7 +26,7 @@
 %% 
 %% File: l3backend-basics.dtx
 \ProvidesExplFile
-  {l3backend-dvipdfmx.def}{2021-10-12}{}
+  {l3backend-dvipdfmx.def}{2021-10-17}{}
   {L3 backend support: dvipdfmx}
 \cs_if_exist:NTF \__kernel_dependency_version_check:nn
   {
@@ -195,6 +195,32 @@
     \cs_gset_protected:Npn \__color_backend_reset:
       { \__kernel_backend_literal:n { pdf: ec } }
   }
+\prop_new:N \g__color_backend_colorant_prop
+\cs_new:Npx \__color_backend_devicen_colorants:n #1
+  {
+    \exp_not:N \tl_if_blank:nF {#1}
+      {
+        \c_space_tl
+        << ~
+          /Colorants ~
+            << ~
+              \exp_not:N \__color_backend_devicen_colorants:w #1 ~
+                \exp_not:N \q_recursion_tail \c_space_tl
+                \exp_not:N \q_recursion_stop
+            >> ~
+        >>
+      }
+  }
+\cs_new:Npn \__color_backend_devicen_colorants:w #1 ~
+  {
+    \quark_if_recursion_tail_stop:n {#1}
+    \prop_if_in:NnT \g__color_backend_colorant_prop {#1}
+      {
+        #1 ~
+        \prop_item:Nn \g__color_backend_colorant_prop {#1} ~
+      }
+    \__color_backend_devicen_colorants:w
+  }
 \cs_new_protected:Npn \__color_backend_select_separation:nn #1#2
   { \__color_backend_select:nn { /#1 ~ cs ~ #2 ~ scn  } { /#1 ~ CS ~ #2 ~ SCN } }
 \cs_new_eq:NN \__color_backend_select_devicen:nn \__color_backend_select_separation:nn
@@ -208,15 +234,11 @@
         /C0 ~ [#4] ~
         /C1 ~ [#5] /N ~ 1
       }
-    \__color_backend_separation_init:n
-      {
-        /Separation ~
-        / \str_convert_pdfname:n {#1} ~ #2 ~
-        \pdf_object_ref_last:
-      }
+    \exp_args:Nx \__color_backend_separation_init:nn
+      { \str_convert_pdfname:n {#1} } {#2}
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
-      { \pdfmanagement_if_active_p:}
+      { \pdfmanagement_if_active_p: }
       {
         \use:x
           {
@@ -227,9 +249,12 @@
           }
       }
   }
-\cs_new_protected:Npn \__color_backend_separation_init:n #1
+\cs_new_protected:Npn \__color_backend_separation_init:nn #1#2
   {
-    \pdf_object_unnamed_write:nx { array } {#1}
+    \pdf_object_unnamed_write:nx { array }
+      { /Separation /#1 ~ #2 ~ \pdf_object_ref_last: }
+    \prop_gput:Nnx \g__color_backend_colorant_prop { /#1 }
+      { \pdf_object_ref_last: }
   }
 \cs_new_protected:Npn \__color_backend_separation_init_CIELAB:nnn #1#2#3
   {
@@ -277,12 +302,13 @@
         }
         { {#3} }
      }
-    \__color_backend_separation_init:n
+    \pdf_object_unnamed_write:nx { array }
       {
         /DeviceN ~
         [ ~ #1 ~ ] ~
         #2 ~
         \pdf_object_ref_last:
+        \__color_backend_devicen_colorants:n {#1}
       }
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
@@ -303,7 +329,6 @@
     \tl_if_blank:nF {#2}
       { \__color_backend_devicen_init:w #2 \s__color_stop }
   }
-\cs_new_eq:NN \__color_backend_devicen_init:n \__color_backend_separation_init:n
 \int_compare:nNnT \c__kernel_sys_dvipdfmx_version_int < { 20201111 }
   {
     \cs_gset_protected:Npn \__color_backend_select_separation:nn #1#2 { }

Modified: trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-dvips.def
===================================================================
--- trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-dvips.def	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-dvips.def	2021-10-17 20:51:10 UTC (rev 60790)
@@ -26,7 +26,7 @@
 %% 
 %% File: l3backend-basics.dtx
 \ProvidesExplFile
-  {l3backend-dvips.def}{2021-10-12}{}
+  {l3backend-dvips.def}{2021-10-17}{}
   {L3 backend support: dvips}
 \cs_if_exist:NTF \__kernel_dependency_version_check:nn
   {
@@ -118,6 +118,32 @@
   }
 \cs_new_protected:Npn \__color_backend_reset:
   { \__kernel_backend_literal:n { color~pop } }
+\prop_new:N \g__color_backend_colorant_prop
+\cs_new:Npx \__color_backend_devicen_colorants:n #1
+  {
+    \exp_not:N \tl_if_blank:nF {#1}
+      {
+        \c_space_tl
+        << ~
+          /Colorants ~
+            << ~
+              \exp_not:N \__color_backend_devicen_colorants:w #1 ~
+                \exp_not:N \q_recursion_tail \c_space_tl
+                \exp_not:N \q_recursion_stop
+            >> ~
+        >>
+      }
+  }
+\cs_new:Npn \__color_backend_devicen_colorants:w #1 ~
+  {
+    \quark_if_recursion_tail_stop:n {#1}
+    \prop_if_in:NnT \g__color_backend_colorant_prop {#1}
+      {
+        #1 ~
+        \prop_item:Nn \g__color_backend_colorant_prop {#1} ~
+      }
+    \__color_backend_devicen_colorants:w
+  }
 \cs_new_protected:Npn \__color_backend_select_separation:nn #1#2
   { \__color_backend_select:n { separation ~ #1 ~ #2 } }
 \cs_new_eq:NN \__color_backend_select_devicen:nn \__color_backend_select_separation:nn
@@ -131,6 +157,15 @@
               { \exp_not:N \int_use:N \g__color_model_int }
               {#1} {#2} {#3} {#4} {#5}
           }
+        \prop_gput:Nxx \exp_not:N \g__color_backend_colorant_prop
+          { / \exp_not:N \str_convert_pdfname:n {#1} }
+          {
+            << ~
+              /setcolorspace ~ {} ~
+            >> ~ begin ~
+              color \exp_not:N \int_use:N \g__color_model_int \c_space_tl
+            end
+          }
       }
   }
 \cs_generate_variant:Nn \__color_backend_separation_init:nnnnn { nxx }
@@ -283,6 +318,7 @@
               [ ~ #1 ~ ] ~
               #2 ~
               { ~ #3 ~ } ~
+              \__color_backend_devicen_colorants:n {#1}
             ] ~ setcolorspace
           } ~ def ~
         end

Modified: trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-dvisvgm.def
===================================================================
--- trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-dvisvgm.def	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-dvisvgm.def	2021-10-17 20:51:10 UTC (rev 60790)
@@ -26,7 +26,7 @@
 %% 
 %% File: l3backend-basics.dtx
 \ProvidesExplFile
-  {l3backend-dvisvgm.def}{2021-10-12}{}
+  {l3backend-dvisvgm.def}{2021-10-17}{}
   {L3 backend support: dvisvgm}
 \cs_if_exist:NTF \__kernel_dependency_version_check:nn
   {

Modified: trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-luatex.def
===================================================================
--- trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-luatex.def	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-luatex.def	2021-10-17 20:51:10 UTC (rev 60790)
@@ -26,7 +26,7 @@
 %% 
 %% File: l3backend-basics.dtx
 \ProvidesExplFile
-  {l3backend-luatex.def}{2021-10-12}{}
+  {l3backend-luatex.def}{2021-10-17}{}
   {L3 backend support: PDF output (LuaTeX)}
 \cs_if_exist:NTF \__kernel_dependency_version_check:nn
   {
@@ -152,6 +152,32 @@
   }
 \cs_new_protected:Npn \__color_backend_reset:
   { \__kernel_color_backend_stack_pop:n \l__color_backend_stack_int }
+\prop_new:N \g__color_backend_colorant_prop
+\cs_new:Npx \__color_backend_devicen_colorants:n #1
+  {
+    \exp_not:N \tl_if_blank:nF {#1}
+      {
+        \c_space_tl
+        << ~
+          /Colorants ~
+            << ~
+              \exp_not:N \__color_backend_devicen_colorants:w #1 ~
+                \exp_not:N \q_recursion_tail \c_space_tl
+                \exp_not:N \q_recursion_stop
+            >> ~
+        >>
+      }
+  }
+\cs_new:Npn \__color_backend_devicen_colorants:w #1 ~
+  {
+    \quark_if_recursion_tail_stop:n {#1}
+    \prop_if_in:NnT \g__color_backend_colorant_prop {#1}
+      {
+        #1 ~
+        \prop_item:Nn \g__color_backend_colorant_prop {#1} ~
+      }
+    \__color_backend_devicen_colorants:w
+  }
 \cs_new_protected:Npn \__color_backend_select_separation:nn #1#2
   { \__color_backend_select:nn { /#1 ~ cs ~ #2 ~ scn  } { /#1 ~ CS ~ #2 ~ SCN } }
 \cs_new_eq:NN \__color_backend_select_devicen:nn \__color_backend_select_separation:nn
@@ -165,15 +191,11 @@
         /C0 ~ [#4] ~
         /C1 ~ [#5] /N ~ 1
       }
-    \__color_backend_separation_init:n
-      {
-        /Separation ~
-        / \str_convert_pdfname:n {#1} ~ #2 ~
-        \pdf_object_ref_last:
-      }
+    \exp_args:Nx \__color_backend_separation_init:nn
+      { \str_convert_pdfname:n {#1} } {#2}
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
-      { \pdfmanagement_if_active_p:}
+      { \pdfmanagement_if_active_p: }
       {
         \use:x
           {
@@ -184,9 +206,12 @@
           }
       }
   }
-\cs_new_protected:Npn \__color_backend_separation_init:n #1
+\cs_new_protected:Npn \__color_backend_separation_init:nn #1#2
   {
-    \pdf_object_unnamed_write:nx { array } {#1}
+    \pdf_object_unnamed_write:nx { array }
+      { /Separation /#1 ~ #2 ~ \pdf_object_ref_last: }
+    \prop_gput:Nnx \g__color_backend_colorant_prop { /#1 }
+      { \pdf_object_ref_last: }
   }
 \cs_new_protected:Npn \__color_backend_separation_init_CIELAB:nnn #1#2#3
   {
@@ -234,12 +259,13 @@
         }
         { {#3} }
      }
-    \__color_backend_separation_init:n
+    \pdf_object_unnamed_write:nx { array }
       {
         /DeviceN ~
         [ ~ #1 ~ ] ~
         #2 ~
         \pdf_object_ref_last:
+        \__color_backend_devicen_colorants:n {#1}
       }
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
@@ -260,7 +286,6 @@
     \tl_if_blank:nF {#2}
       { \__color_backend_devicen_init:w #2 \s__color_stop }
   }
-\cs_new_eq:NN \__color_backend_devicen_init:n \__color_backend_separation_init:n
 \cs_new_protected:Npn \__color_backend_fill_cmyk:n #1
   { \__color_backend_fill:n { #1 ~ k } }
 \cs_new_protected:Npn \__color_backend_fill_gray:n #1

Modified: trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-pdftex.def
===================================================================
--- trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-pdftex.def	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-pdftex.def	2021-10-17 20:51:10 UTC (rev 60790)
@@ -26,7 +26,7 @@
 %% 
 %% File: l3backend-basics.dtx
 \ProvidesExplFile
-  {l3backend-pdftex.def}{2021-10-12}{}
+  {l3backend-pdftex.def}{2021-10-17}{}
   {L3 backend support: PDF output (pdfTeX)}
 \cs_if_exist:NTF \__kernel_dependency_version_check:nn
   {
@@ -152,6 +152,32 @@
   }
 \cs_new_protected:Npn \__color_backend_reset:
   { \__kernel_color_backend_stack_pop:n \l__color_backend_stack_int }
+\prop_new:N \g__color_backend_colorant_prop
+\cs_new:Npx \__color_backend_devicen_colorants:n #1
+  {
+    \exp_not:N \tl_if_blank:nF {#1}
+      {
+        \c_space_tl
+        << ~
+          /Colorants ~
+            << ~
+              \exp_not:N \__color_backend_devicen_colorants:w #1 ~
+                \exp_not:N \q_recursion_tail \c_space_tl
+                \exp_not:N \q_recursion_stop
+            >> ~
+        >>
+      }
+  }
+\cs_new:Npn \__color_backend_devicen_colorants:w #1 ~
+  {
+    \quark_if_recursion_tail_stop:n {#1}
+    \prop_if_in:NnT \g__color_backend_colorant_prop {#1}
+      {
+        #1 ~
+        \prop_item:Nn \g__color_backend_colorant_prop {#1} ~
+      }
+    \__color_backend_devicen_colorants:w
+  }
 \cs_new_protected:Npn \__color_backend_select_separation:nn #1#2
   { \__color_backend_select:nn { /#1 ~ cs ~ #2 ~ scn  } { /#1 ~ CS ~ #2 ~ SCN } }
 \cs_new_eq:NN \__color_backend_select_devicen:nn \__color_backend_select_separation:nn
@@ -165,15 +191,11 @@
         /C0 ~ [#4] ~
         /C1 ~ [#5] /N ~ 1
       }
-    \__color_backend_separation_init:n
-      {
-        /Separation ~
-        / \str_convert_pdfname:n {#1} ~ #2 ~
-        \pdf_object_ref_last:
-      }
+    \exp_args:Nx \__color_backend_separation_init:nn
+      { \str_convert_pdfname:n {#1} } {#2}
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
-      { \pdfmanagement_if_active_p:}
+      { \pdfmanagement_if_active_p: }
       {
         \use:x
           {
@@ -184,9 +206,12 @@
           }
       }
   }
-\cs_new_protected:Npn \__color_backend_separation_init:n #1
+\cs_new_protected:Npn \__color_backend_separation_init:nn #1#2
   {
-    \pdf_object_unnamed_write:nx { array } {#1}
+    \pdf_object_unnamed_write:nx { array }
+      { /Separation /#1 ~ #2 ~ \pdf_object_ref_last: }
+    \prop_gput:Nnx \g__color_backend_colorant_prop { /#1 }
+      { \pdf_object_ref_last: }
   }
 \cs_new_protected:Npn \__color_backend_separation_init_CIELAB:nnn #1#2#3
   {
@@ -234,12 +259,13 @@
         }
         { {#3} }
      }
-    \__color_backend_separation_init:n
+    \pdf_object_unnamed_write:nx { array }
       {
         /DeviceN ~
         [ ~ #1 ~ ] ~
         #2 ~
         \pdf_object_ref_last:
+        \__color_backend_devicen_colorants:n {#1}
       }
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
@@ -260,7 +286,6 @@
     \tl_if_blank:nF {#2}
       { \__color_backend_devicen_init:w #2 \s__color_stop }
   }
-\cs_new_eq:NN \__color_backend_devicen_init:n \__color_backend_separation_init:n
 \cs_new_protected:Npn \__color_backend_fill_cmyk:n #1
   { \__color_backend_fill:n { #1 ~ k } }
 \cs_new_protected:Npn \__color_backend_fill_gray:n #1

Modified: trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-xetex.def
===================================================================
--- trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-xetex.def	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/tex/latex/l3backend/l3backend-xetex.def	2021-10-17 20:51:10 UTC (rev 60790)
@@ -26,7 +26,7 @@
 %% 
 %% File: l3backend-basics.dtx
 \ProvidesExplFile
-  {l3backend-xetex.def}{2021-10-12}{}
+  {l3backend-xetex.def}{2021-10-17}{}
   {L3 backend support: XeTeX}
 \cs_if_exist:NTF \__kernel_dependency_version_check:nn
   {
@@ -195,6 +195,32 @@
     \cs_gset_protected:Npn \__color_backend_reset:
       { \__kernel_backend_literal:n { pdf: ec } }
   }
+\prop_new:N \g__color_backend_colorant_prop
+\cs_new:Npx \__color_backend_devicen_colorants:n #1
+  {
+    \exp_not:N \tl_if_blank:nF {#1}
+      {
+        \c_space_tl
+        << ~
+          /Colorants ~
+            << ~
+              \exp_not:N \__color_backend_devicen_colorants:w #1 ~
+                \exp_not:N \q_recursion_tail \c_space_tl
+                \exp_not:N \q_recursion_stop
+            >> ~
+        >>
+      }
+  }
+\cs_new:Npn \__color_backend_devicen_colorants:w #1 ~
+  {
+    \quark_if_recursion_tail_stop:n {#1}
+    \prop_if_in:NnT \g__color_backend_colorant_prop {#1}
+      {
+        #1 ~
+        \prop_item:Nn \g__color_backend_colorant_prop {#1} ~
+      }
+    \__color_backend_devicen_colorants:w
+  }
 \cs_new_protected:Npn \__color_backend_select_separation:nn #1#2
   { \__color_backend_select:nn { /#1 ~ cs ~ #2 ~ scn  } { /#1 ~ CS ~ #2 ~ SCN } }
 \cs_new_eq:NN \__color_backend_select_devicen:nn \__color_backend_select_separation:nn
@@ -208,15 +234,11 @@
         /C0 ~ [#4] ~
         /C1 ~ [#5] /N ~ 1
       }
-    \__color_backend_separation_init:n
-      {
-        /Separation ~
-        / \str_convert_pdfname:n {#1} ~ #2 ~
-        \pdf_object_ref_last:
-      }
+    \exp_args:Nx \__color_backend_separation_init:nn
+      { \str_convert_pdfname:n {#1} } {#2}
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
-      { \pdfmanagement_if_active_p:}
+      { \pdfmanagement_if_active_p: }
       {
         \use:x
           {
@@ -227,9 +249,12 @@
           }
       }
   }
-\cs_new_protected:Npn \__color_backend_separation_init:n #1
+\cs_new_protected:Npn \__color_backend_separation_init:nn #1#2
   {
-    \pdf_object_unnamed_write:nx { array } {#1}
+    \pdf_object_unnamed_write:nx { array }
+      { /Separation /#1 ~ #2 ~ \pdf_object_ref_last: }
+    \prop_gput:Nnx \g__color_backend_colorant_prop { /#1 }
+      { \pdf_object_ref_last: }
   }
 \cs_new_protected:Npn \__color_backend_separation_init_CIELAB:nnn #1#2#3
   {
@@ -277,12 +302,13 @@
         }
         { {#3} }
      }
-    \__color_backend_separation_init:n
+    \pdf_object_unnamed_write:nx { array }
       {
         /DeviceN ~
         [ ~ #1 ~ ] ~
         #2 ~
         \pdf_object_ref_last:
+        \__color_backend_devicen_colorants:n {#1}
       }
     \bool_lazy_and:nnT
       { \cs_if_exist_p:N \pdfmanagement_if_active_p: }
@@ -303,7 +329,6 @@
     \tl_if_blank:nF {#2}
       { \__color_backend_devicen_init:w #2 \s__color_stop }
   }
-\cs_new_eq:NN \__color_backend_devicen_init:n \__color_backend_separation_init:n
 \int_compare:nNnT \c__kernel_sys_dvipdfmx_version_int < { 20201111 }
   {
     \cs_gset_protected:Npn \__color_backend_select_separation:nn #1#2 { }

Modified: trunk/Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex
===================================================================
--- trunk/Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/tex/latex/l3kernel/expl3-code.tex	2021-10-17 20:51:10 UTC (rev 60790)
@@ -70,7 +70,7 @@
 %% and all files in that bundle must be distributed together.
 %% 
 %% File: expl3.dtx
-\def\ExplFileDate{2021-10-12}%
+\def\ExplFileDate{2021-10-17}%
 \begingroup
   \def\next{\endgroup}%
   \expandafter\ifx\csname PackageError\endcsname\relax
@@ -29062,7 +29062,7 @@
                 { rgb }  { /DeviceRGB }
               }
           }
-          { { \exp_not:V \l__color_internal_tl } }
+          { \exp_not:V \l__color_internal_tl }
       }
   }
 \cs_new_protected:Npn \__color_model_devicen_transform:w

Modified: trunk/Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex
===================================================================
--- trunk/Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/tex/latex/l3kernel/expl3-generic.tex	2021-10-17 20:51:10 UTC (rev 60790)
@@ -19,7 +19,7 @@
 %% and all files in that bundle must be distributed together.
 %% 
 %% File: expl3.dtx
-\def\ExplFileDate{2021-10-12}%
+\def\ExplFileDate{2021-10-17}%
 \let\ExplLoaderFileDate\ExplFileDate
 \begingroup
   \catcode`\_=11

Modified: trunk/Master/texmf-dist/tex/latex/l3kernel/expl3.ltx
===================================================================
--- trunk/Master/texmf-dist/tex/latex/l3kernel/expl3.ltx	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/tex/latex/l3kernel/expl3.ltx	2021-10-17 20:51:10 UTC (rev 60790)
@@ -19,7 +19,7 @@
 %% and all files in that bundle must be distributed together.
 %% 
 %% File: expl3.dtx
-\def\ExplFileDate{2021-10-12}%
+\def\ExplFileDate{2021-10-17}%
 \let\ExplLoaderFileDate\ExplFileDate
 \begingroup
   \catcode`\_=11

Modified: trunk/Master/texmf-dist/tex/latex/l3kernel/expl3.sty
===================================================================
--- trunk/Master/texmf-dist/tex/latex/l3kernel/expl3.sty	2021-10-17 20:49:19 UTC (rev 60789)
+++ trunk/Master/texmf-dist/tex/latex/l3kernel/expl3.sty	2021-10-17 20:51:10 UTC (rev 60790)
@@ -19,7 +19,7 @@
 %% and all files in that bundle must be distributed together.
 %% 
 %% File: expl3.dtx
-\def\ExplFileDate{2021-10-12}%
+\def\ExplFileDate{2021-10-17}%
 \let\ExplLoaderFileDate\ExplFileDate
 \ProvidesPackage{expl3}
   [%



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