[Bug rtl-optimization/115912] [15 regression] Harfbuzz testsuite fails (mvar_partial_instance test) since r15-1901-g98914f9eba5f19

[sjames at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115912

--- Comment #13 from Sam James <sjames at gcc dot gnu.org> ---
-fdbg-cnt=ext_dce:31 is fine, -fdbg-cnt=ext_dce:32 breaks. Thank you Andrew for
the debug counter!