[Bug ipa/84628] attribute(warning/error) functions should not be merged together

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84628

--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Fri Mar  2 16:19:43 2018
New Revision: 258140

URL: https://gcc.gnu.org/viewcvs?rev=258140&root=gcc&view=rev
Log:
        PR ipa/84628
        * expr.c (expand_expr_real_1) <case CALL_EXPR>: Don't emit diagnostics
        for error or warning attributes if CALL_FROM_THUNK_P is set.
        Formatting fixes.

        * gcc.dg/pr84628.c: New test.

Added:
    trunk/gcc/testsuite/gcc.dg/pr84628.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/expr.c
    trunk/gcc/testsuite/ChangeLog