[PATCH] [OPENMP] Codegen for 'num_threads' clause in 'parallel' directive

[hfinkel at anl.gov]

================
Comment at: test/OpenMP/parallel_num_threads_codegen.cpp:5
@@ +4,3 @@
+// expected-no-diagnostics
+#ifndef HEADER
+#define HEADER
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hfinkel wrote:
> Don't need include-guards here.
n/m -- as you pointed out in the other review, these are needed because of the PCH testing.

http://reviews.llvm.org/D5145