texlive[65175] Build/source/texk/web2c/luatexdir: Track last node in

[commits+lscarso at tug.org]

Revision: 65175
          http://tug.org/svn/texlive?view=revision&revision=65175
Author:   lscarso
Date:     2022-12-03 12:53:48 +0100 (Sat, 03 Dec 2022)
Log Message:
-----------
Track last node in ligature handling (M.Kruger)

Modified Paths:
--------------
    trunk/Build/source/texk/web2c/luatexdir/ChangeLog
    trunk/Build/source/texk/web2c/luatexdir/font/luafont.c
    trunk/Build/source/texk/web2c/luatexdir/luatex_svnversion.h

Modified: trunk/Build/source/texk/web2c/luatexdir/ChangeLog
===================================================================
--- trunk/Build/source/texk/web2c/luatexdir/ChangeLog	2022-12-03 11:09:48 UTC (rev 65174)
+++ trunk/Build/source/texk/web2c/luatexdir/ChangeLog	2022-12-03 11:53:48 UTC (rev 65175)
@@ -1,4 +1,7 @@
 2022-12-03  Luigi Scarso <luigi.scarso at gmail.com> 
+    * Track last node in ligature handling (M.Krüger)
+
+2022-12-03  Luigi Scarso <luigi.scarso at gmail.com> 
     * Make disc node prev. pointers more uniform (M.Krüger)
 
 2022-11-20  Luigi Scarso <luigi.scarso at gmail.com> 

Modified: trunk/Build/source/texk/web2c/luatexdir/font/luafont.c
===================================================================
--- trunk/Build/source/texk/web2c/luatexdir/font/luafont.c	2022-12-03 11:09:48 UTC (rev 65174)
+++ trunk/Build/source/texk/web2c/luatexdir/font/luafont.c	2022-12-03 11:53:48 UTC (rev 65175)
@@ -2242,6 +2242,7 @@
 static halfword handle_lig_word(halfword cur)
 {
     halfword right = null;
+    halfword last = null;
     if (type(cur) == boundary_node) {
         halfword prev = alink(cur);
         halfword fwd = vlink(cur);
@@ -2481,9 +2482,10 @@
 
         } else {
             /*tex We have glyph nor disc. */
-            return cur;
+            return last;
         }
         /*tex Goto the next node, where |\par| allows |vlink(cur)| to be NULL. */
+        last = cur;
         cur = vlink(cur);
     }
     return cur;

Modified: trunk/Build/source/texk/web2c/luatexdir/luatex_svnversion.h
===================================================================
--- trunk/Build/source/texk/web2c/luatexdir/luatex_svnversion.h	2022-12-03 11:09:48 UTC (rev 65174)
+++ trunk/Build/source/texk/web2c/luatexdir/luatex_svnversion.h	2022-12-03 11:53:48 UTC (rev 65175)
@@ -1,4 +1,4 @@
 #ifndef luatex_svn_revision_h
 #define luatex_svn_revision_h
-#define luatex_svn_revision 7551
+#define luatex_svn_revision 7552
 #endif