[Bug target/50498] __sync_bool_compare_and_swap_16 isn't supported for x86_64

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50498

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
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             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |WORKSFORME

--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2011-09-23 19:14:05 
UTC ---
Never mind.  CMPXCHG16B isn't enabled by default.