[Bug 55315] New: tools/wrc/parser.l:626:5: runtime error: null pointer passed as argument 2, which is declared to never be null (UndefinedBehaviorSanitizer)

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=55315

Bug ID: 55315
           Summary: tools/wrc/parser.l:626:5: runtime error: null pointer
                    passed as argument 2, which is declared to never be
                    null (UndefinedBehaviorSanitizer)
           Product: Wine
           Version: 8.13
          Hardware: x86-64
                OS: Linux
            Status: NEW
          Keywords: download, source
          Severity: normal
          Priority: P2
         Component: tools
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: Debian

+++ This bug was initially created as a clone of Bug #55314 +++

For this issue, just recompiling tools/wrc is enough to see the issue:
./configure && make -j12
cd tools/wrc
make clean
make CFLAGS="-fsanitize=undefined" LDFLAGS="-fsanitize=undefined"

tools/wrc/wrc -u -o programs/winedbg/winedbg.res --nostdinc --po-dir=po
-Iprograms/winedbg -Iinclude -Iinclude/msvcrt \
  -Ilibs/zydis/include -D_UCRT -D__WINESRC__ programs/winedbg/winedbg.rc
tools/wrc/parser.l:626:5: runtime error: null pointer passed as argument 2,
which is declared to never be null