[llvm-commits] [tsan] add fail order to compare_exchange

[Dmitry Vyukov]

Please review the following patch:
https://codereview.appspot.com/6844085

Both C++11/Cx1 and gcc builtins support second "failure" memory order
parameter in compare_exchange atomic operations.

The new test generator is attached.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: issue6844085_1.diff
Type: application/octet-stream
Size: 10869 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20121126/e5eb2240/attachment.obj>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: gen.go
Type: application/octet-stream
Size: 4278 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20121126/e5eb2240/attachment-0001.obj>