diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2012-09-11 15:22:54 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2012-09-11 15:22:54 +0000 |
| commit | 4fc816a48abdf5caef5a1f038b9308d432a839eb (patch) | |
| tree | 95c3b09d64b39746331650638be0ae486e038ebc /libstdc++-v3 | |
| parent | 69e2611b228475159657f6718662dc242a9f852c (diff) | |
PR libstdc++/54172
* libsupc++/guard.cc (__cxa_guard_acquire): Fix up the last
argument of the first __atomic_compare_exchange_n.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@191190 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libstdc++-v3')
| -rw-r--r-- | libstdc++-v3/ChangeLog | 6 | ||||
| -rw-r--r-- | libstdc++-v3/libsupc++/guard.cc | 2 |
2 files changed, 7 insertions, 1 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 4ecedf818bd..3c53345173d 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,3 +1,9 @@ +2012-09-11 Jakub Jelinek <jakub@redhat.com> + + PR libstdc++/54172 + * libsupc++/guard.cc (__cxa_guard_acquire): Fix up the last + argument of the first __atomic_compare_exchange_n. + 2012-09-10 Sebastian Huber <sebastian.huber@embedded-brains.de> Jonathan Wakely <jwakely.gcc@gmail.com> diff --git a/libstdc++-v3/libsupc++/guard.cc b/libstdc++-v3/libsupc++/guard.cc index 60165cdecb4..f8550c03fae 100644 --- a/libstdc++-v3/libsupc++/guard.cc +++ b/libstdc++-v3/libsupc++/guard.cc @@ -253,7 +253,7 @@ namespace __cxxabiv1 int expected(0); if (__atomic_compare_exchange_n(gi, &expected, pending_bit, false, __ATOMIC_ACQ_REL, - __ATOMIC_RELAXED)) + __ATOMIC_ACQUIRE)) { // This thread should do the initialization. return 1; |