[Bug c/69507] bogus warning: ISO C does not allow ‘__alignof__ (expression)’

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69507

--- Comment #6 from Martin Sebor <msebor at gcc dot gnu.org> ---
Author: msebor
Date: Sun Jun 19 16:10:04 2016
New Revision: 237581

URL: https://gcc.gnu.org/viewcvs?rev=237581&root=gcc&view=rev
Log:
PR c/69507 - bogus warning: ISO C does not allow ‘__alignof__ (expression)’

gcc/testsuite/ChangeLog:

        PR c/69507
        * gcc.dg/alignof.c: New test.

gcc/c/ChangeLog:

        PR c/69507
        * c-parser.c (c_parser_alignof_expression): Avoid diagnosing
        __alignof__ (expression).


Modified:
    trunk/gcc/c/ChangeLog
    trunk/gcc/c/c-parser.c
    trunk/gcc/testsuite/ChangeLog