1 files changed, 34 insertions, 0 deletions
diff --git a/test/Parser/pragma-loop-safety.cpp b/test/Parser/pragma-loop-safety.cpp
new file mode 100644
index 000000000000..cc98c775e595
--- /dev/null
+++ b/test/Parser/pragma-loop-safety.cpp
@@ -0,0 +1,34 @@
+// RUN: %clang_cc1 -std=c++11 -verify %s
+
+// Note that this puts the expected lines before the directives to work around
+// limitations in the -verify mode.
+
+void test(int *List, int Length) {
+  int i = 0;
+
+#pragma clang loop vectorize(assume_safety)
+#pragma clang loop interleave(assume_safety)
+  while (i + 1 < Length) {
+    List[i] = i;
+  }
+
+/* expected-error {{expected ')'}} */ #pragma clang loop vectorize(assume_safety
+/* expected-error {{expected ')'}} */ #pragma clang loop interleave(assume_safety
+
+/* expected-error {{invalid argument; expected 'full' or 'disable'}} */ #pragma clang loop unroll(assume_safety)
+
+/* expected-error {{invalid argument; expected 'enable', 'assume_safety' or 'disable'}} */ #pragma clang loop vectorize(badidentifier)
+/* expected-error {{invalid argument; expected 'enable', 'assume_safety' or 'disable'}} */ #pragma clang loop interleave(badidentifier)
+/* expected-error {{invalid argument; expected 'full' or 'disable'}} */ #pragma clang loop unroll(badidentifier)
+  while (i-7 < Length) {
+    List[i] = i;
+  }
+
+/* expected-error {{duplicate directives 'vectorize(assume_safety)' and 'vectorize(enable)'}} */ #pragma clang loop vectorize(enable)
+#pragma clang loop vectorize(assume_safety)
+/* expected-error {{duplicate directives 'interleave(assume_safety)' and 'interleave(enable)'}} */ #pragma clang loop interleave(enable)
+#pragma clang loop interleave(assume_safety)
+  while (i-9 < Length) {
+    List[i] = i;
+  }
+}