[Bug rtl-optimization/123121] wrong code at -O3 with "-fno-ipa-cp -fschedule-insns" on x86_64-linux-gnu

mikpelinux at gmail dot com gcc-bugzilla@gcc.gnu.org
Sun Dec 28 19:19:56 GMT 2025


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123121

Mikael Pettersson <mikpelinux at gmail dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |mikpelinux at gmail dot com

--- Comment #1 from Mikael Pettersson <mikpelinux at gmail dot com> ---
gcc-14 seems to work, but then it regressed again in r15-6349-g1a28ff1c01c290:

1a28ff1c01c290d50fb4ebd6e6a49482195cab9c is the first new commit
commit 1a28ff1c01c290d50fb4ebd6e6a49482195cab9c (HEAD)
Author: Vladimir N. Makarov <vmakarov@redhat.com>
Date:   Wed Dec 18 13:28:43 2024 -0500

    Revert "[PR117248][LRA]: Rewriting reg notes update and fix calculation of
conflict hard regs of pseudo."

    This reverts commit 75e7d1600f47859df40b2ac0feff5a71e0dbb040.


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