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| author | Thiago Macieira <thiago.macieira@intel.com> | 2012-09-06 20:31:08 +0000 |
|---|---|---|
| committer | Benjamin Kosnik <bkoz@gcc.gnu.org> | 2012-09-06 20:31:08 +0000 |
| commit | fa129f20b3d956e6e8a3a017c57e0c62a8ba3002 (patch) | |
| tree | fc46d4517215160085224e179732892943443922 /gcc/tree-object-size.c | |
| parent | 385c06817b589184432e39c9cd318ec7e32d3de4 (diff) | |
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re PR libstdc++/54172 (__cxa_guard_acquire thread-safety issue)
2012-09-06 Thiago Macieira <thiago.macieira@intel.com>
PR libstdc++/54172
* libsupc++/guard.cc (__cxa_guard_acquire): Exit the loop earlier if
we detect that another thread has had success. Don't compare_exchange
from a finished state back to a waiting state. Comment.
From-SVN: r191042
Diffstat (limited to 'gcc/tree-object-size.c')
0 files changed, 0 insertions, 0 deletions