[Bug middle-end/77624] [5/6/7 Regression] ICE on x86_64-linux-gnu (internal compiler error: in fold_builtin_atomic_always_lock_free, at builtins.c:5583)

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77624

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Sep 20 13:48:40 2016
New Revision: 240263

URL: https://gcc.gnu.org/viewcvs?rev=240263&root=gcc&view=rev
Log:
        PR middle-end/77624
        * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
        cast to void * if the cast is from some other pointer type.

        * c-c++-common/pr77624-1.c: New test.
        * c-c++-common/pr77624-2.c: New test.

Added:
    trunk/gcc/testsuite/c-c++-common/pr77624-1.c
    trunk/gcc/testsuite/c-c++-common/pr77624-2.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/builtins.c
    trunk/gcc/testsuite/ChangeLog