[Bug middle-end/89590] [7 Regression] ICE in maybe_emit_free_warning

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89590

--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Aug 30 12:12:24 2019
New Revision: 275122

URL: https://gcc.gnu.org/viewcvs?rev=275122&root=gcc&view=rev
Log:
        Backported from mainline
        2019-03-05  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/89590
        * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
        exactly one argument.

        * gcc.dg/pr89590.c: New test.

Added:
    branches/gcc-7-branch/gcc/testsuite/gcc.dg/pr89590.c
Modified:
    branches/gcc-7-branch/gcc/ChangeLog
    branches/gcc-7-branch/gcc/builtins.c
    branches/gcc-7-branch/gcc/testsuite/ChangeLog