[Bug tree-optimization/119977] [16 regression] Bootstrap comparison failure with -march=znver4 -ggdb3 and bootstrap-lto since r16-152-g4f7b3c24112016

[sjames at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119977

--- Comment #8 from Sam James <sjames at gcc dot gnu.org> ---
(In reply to Sam James from comment #7)
> OK, if I run:
> ```
> /home/sam/build/gcc-after/./stage2-gcc/xg++
> [...]
> gimple-match-6-stage2.ii -o b -fchecking=1
> ```

This should say -o a.