https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113476
--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- Created attachment 57138 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=57138&action=edit testcase For convenience here it is. I checked valgrind --leak-check=full ./cc1 -quiet -O3 -march=znver4 ~/src/cc1files/dwarf2out.i -o /dev/null