[Bug ipa/93087] Bogus `-Wsuggest-attribute=cold` on function already marked as `__attribute__((cold))`

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93087

--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Thu Jan  2 09:15:00 2020
New Revision: 279829

URL: https://gcc.gnu.org/viewcvs?rev=279829&root=gcc&view=rev
Log:
        PR ipa/93087
        * predict.c (compute_function_frequency): Don't call
        warn_function_cold on functions that already have cold attribute.

        * c-c++-common/cold-1.c: New test.

Added:
    trunk/gcc/testsuite/c-c++-common/cold-1.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/predict.c
    trunk/gcc/testsuite/ChangeLog