[Bug c/69405] [6 Regression] ICE in c_tree_printer on an invalid __atomic_fetch_add

[msebor at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69405

--- Comment #3 from Martin Sebor <msebor at gcc dot gnu.org> ---
Author: msebor
Date: Thu Jan 21 23:19:05 2016
New Revision: 232713

URL: https://gcc.gnu.org/viewcvs?rev=232713&root=gcc&view=rev
Log:
PR c/69405 - [6 Regression] ICE in c_tree_printer on an invalid
    __atomic_fetch_add

gcc/testsuite/ChangeLog:
2016-01-20  Martin Sebor  <msebor@redhat.com>

        PR c/69405
        * gcc.dg/sync-fetch.c: New test.

gcc/c-family/ChangeLog:
2016-01-20  Martin Sebor  <msebor@redhat.com>

        PR c/69405
        * c-common.c (sync_resolve_size): Avoid printing diagnostic about
        an incompatible argument when the argument isn't a valid tree node.

Added:
    trunk/gcc/testsuite/gcc.dg/sync-fetch.c
Modified:
    trunk/gcc/c-family/ChangeLog
    trunk/gcc/c-family/c-common.c
    trunk/gcc/testsuite/ChangeLog