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[Bug c++/71675] __atomic_compare_exchange_n returns wrong type for typed enum
- From: "msebor at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 22 Jul 2016 18:32:40 +0000
- Subject: [Bug c++/71675] __atomic_compare_exchange_n returns wrong type for typed enum
- Auto-submitted: auto-generated
- References: <bug-71675-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71675
--- Comment #6 from Martin Sebor <msebor at gcc dot gnu.org> ---
Author: msebor
Date: Fri Jul 22 18:32:08 2016
New Revision: 238664
URL: https://gcc.gnu.org/viewcvs?rev=238664&root=gcc&view=rev
Log:
PR c++/71675 - __atomic_compare_exchange_n returns wrong type for typed enum
gcc/c-family/ChangeLog:
PR c++/71675
* c-common.c (resolve_overloaded_builtin): Avoid converting
__atomic_compare_exchange_n return type to that of what its
first argument points to.
gcc/testsuite/ChangeLog:
PR c++/71675
* g++.dg/ext/atomic-3.C: New test.
* gcc.dg/atomic/pr71675.c: New test.
Added:
trunk/gcc/testsuite/g++.dg/ext/atomic-3.C
trunk/gcc/testsuite/gcc.dg/atomic/pr71675.c
Modified:
trunk/gcc/c-family/ChangeLog
trunk/gcc/c-family/c-common.c
trunk/gcc/testsuite/ChangeLog