[PATCH] Use clock_gettime()'s CLOCK_REALTIME instead of gettimeofday() where possible

[Marshall Clow]

Please include me on all libc++ code reviews.


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Comment at: src/chrono.cpp:42
@@ -35,2 +41,3 @@
+#endif  // __APPLE__
 }
 
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Apple does not provide `clock_gettime`, but It's not clear to me that this should be an "Apple vs. everyone else" test.

Are there other systems that do not provide that call?

http://reviews.llvm.org/D8253

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