1 files changed, 16 insertions, 0 deletions
diff --git a/test/CodeGen/builtin-cpu-supports.c b/test/CodeGen/builtin-cpu-supports.c
new file mode 100644
index 000000000000..2252b3e2b8cd
--- /dev/null
+++ b/test/CodeGen/builtin-cpu-supports.c
@@ -0,0 +1,16 @@
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -emit-llvm < %s| FileCheck %s
+
+// Test that we have the structure definition, the gep offsets, the name of the
+// global, the bit grab, and the icmp correct.
+extern void a(const char *);
+
+int main() {
+  if (__builtin_cpu_supports("sse4.2"))
+    a("sse4.2");
+
+  // CHECK: [[LOAD:%[^ ]+]] = load i32, i32* getelementptr inbounds ({ i32, i32, i32, [1 x i32] }, { i32, i32, i32, [1 x i32] }* @__cpu_model, i32 0, i32 3, i32 0)
+  // CHECK: [[AND:%[^ ]+]] = and i32 [[LOAD]], 256
+  // CHECK = icmp ne i32 [[AND]], 0
+
+  return 0;
+}