[Bug rtl-optimization/121253] [14/15/16 Regression] aarch64 inline asm: 128-bit output operands use clobbered registers

[cvs-commit at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=121253

--- Comment #4 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The trunk branch has been updated by Richard Sandiford <rsandifo@gcc.gnu.org>:

https://gcc.gnu.org/g:e82c8413eda498163ae2e0ecc458ea0428708c30

commit r16-3163-ge82c8413eda498163ae2e0ecc458ea0428708c30
Author: Richard Sandiford <richard.sandiford@arm.com>
Date:   Tue Aug 12 10:21:47 2025 +0100

    fwprop: Don't propagate asms [PR121253]

    For the reasons explained in the comment, fwprop shouldn't even
    try to propagate an asm definition.

    gcc/
            PR rtl-optimization/121253
            * fwprop.cc (forward_propagate_into): Don't propagate asm defs.

    gcc/testsuite/
            PR rtl-optimization/121253
            * gcc.target/aarch64/pr121253.c: New test.