[Bug middle-end/88576] -fno-math-errno causes GCC to consider that malloc does not set errno

Mon, 30 Mar 2026 04:43:14 -0700 

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88576

--- Comment #25 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Richard Biener <[email protected]>:

https://gcc.gnu.org/g:0f253792b75c591c26e87a40516e1fc381b96a7f

commit r16-8331-g0f253792b75c591c26e87a40516e1fc381b96a7f
Author: Richard Biener <[email protected]>
Date:   Fri Mar 20 18:35:33 2026 +0100

    tree-optimization/88576 - make -fno-math-errno not affect malloc

    The following makes -fno-math-errno not affect non-math builtins.

            PR tree-optimization/88576
            * tree-ssa-alias.cc (check_fnspec): Remove flag_errno_math check.
            * ipa-modref.cc (modref_access_analysis::process_fnspec):
            Likewise.

            * gcc.dg/pr88576.c: New testcase.

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