Import Clang, at r72732.

1 files changed, 13 insertions, 0 deletions

diff --git a/test/Sema/builtin-prefetch.c b/test/Sema/builtin-prefetch.c
new file mode 100644
index 0000000..6b39e75
--- /dev/null
+++ b/test/Sema/builtin-prefetch.c
@@ -0,0 +1,13 @@
+// RUN: clang-cc -fsyntax-only -verify %s
+
+int foo() {
+  int a;
+  __builtin_prefetch(&a);
+  __builtin_prefetch(&a, 1);
+  __builtin_prefetch(&a, 1, 2);
+  __builtin_prefetch(&a, 1, 9, 3); // expected-error{{too many arguments to function}}
+  __builtin_prefetch(&a, "hello", 2); // expected-error{{argument to __builtin_prefetch must be a constant integer}}
+  __builtin_prefetch(&a, 2); // expected-error{{argument should be a value from 0 to 1}}
+  __builtin_prefetch(&a, 0, 4); // expected-error{{argument should be a value from 0 to 3}}
+  __builtin_prefetch(&a, -1, 4); // expected-error{{argument should be a value from 0 to 1}}
+}