[OPENMP] Support for -fopenmp-simd option with compilation of simd loops
only.

Added support for -fopenmp-simd option that allows compilation of
simd-based constructs without emission of OpenMP runtime calls.

llvm-svn: 321560
diff --git a/clang/test/OpenMP/option_warn.c b/clang/test/OpenMP/option_warn.c
index ddec8e1..d9be164 100644
--- a/clang/test/OpenMP/option_warn.c
+++ b/clang/test/OpenMP/option_warn.c
@@ -1,5 +1,8 @@
 // RUN: %clang_cc1 -verify -Wsource-uses-openmp -o - %s
 
+// RUN: %clang_cc1 -verify -Wsource-uses-openmp -o - %s
+// SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
+
 int a;
 #pragma omp threadprivate(a,b) // expected-warning {{unexpected '#pragma omp ...' in program}}
 #pragma omp parallel