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[Bug c/69407] -Wunused-value on __atomic_fetch_OP and __atomic_OP_fetch
- From: "mpolacek at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 17 Mar 2016 18:43:40 +0000
- Subject: [Bug c/69407] -Wunused-value on __atomic_fetch_OP and __atomic_OP_fetch
- Auto-submitted: auto-generated
- References: <bug-69407-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69407
--- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Author: mpolacek
Date: Thu Mar 17 18:43:08 2016
New Revision: 234304
URL: https://gcc.gnu.org/viewcvs?rev=234304&root=gcc&view=rev
Log:
PR c/69407
* c-common.c (resolve_overloaded_builtin): Set TREE_USED for the fetch
operations.
* gcc.dg/atomic-op-6.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/atomic-op-6.c
Modified:
trunk/gcc/c-family/ChangeLog
trunk/gcc/c-family/c-common.c
trunk/gcc/testsuite/ChangeLog