texlive[66039] Build/source/texk/web2c/pdftexdir/NEWS: mention

[commits+karl at tug.org]

Revision: 66039
          http://tug.org/svn/texlive?view=revision&revision=66039
Author:   karl
Date:     2023-02-21 23:29:50 +0100 (Tue, 21 Feb 2023)
Log Message:
-----------
mention \tracinglostchars and \tracingstacklevels
(done in 2021), for completeness. From Max Chernoff.

Modified Paths:
--------------
    trunk/Build/source/texk/web2c/pdftexdir/NEWS

Modified: trunk/Build/source/texk/web2c/pdftexdir/NEWS
===================================================================
--- trunk/Build/source/texk/web2c/pdftexdir/NEWS	2023-02-21 22:26:33 UTC (rev 66038)
+++ trunk/Build/source/texk/web2c/pdftexdir/NEWS	2023-02-21 22:29:50 UTC (rev 66039)
@@ -47,6 +47,13 @@
     different nesting level than \pdfstartlink". 
   - dump \pdfglyphtounicode assignments in fmt file.
   - ttf2afm outputs name information.
+  - If \tracinglostchars is set to 3 or more, missing characters will
+    result in an error, not just a message in the log file, and the
+    missing character code will be shown in hex.
+  - A new integer parameter \tracingstacklevels, if positive, and
+    \tracingmacros is also positive, causes a prefix indicating the macro
+    expansion depth to be output on each relevant log line. Also, macro
+    logging is truncated at a depth >= the parameter value.
 
 - bugfixes:
   - avoid crash in unusual autoexpand cases.