1 files changed, 27 insertions, 0 deletions
diff --git a/clang/test/CodeGen/available-externally-suppress.c b/clang/test/CodeGen/available-externally-suppress.c
new file mode 100644
index 0000000..46b6e74
--- /dev/null
+++ b/clang/test/CodeGen/available-externally-suppress.c
@@ -0,0 +1,27 @@
+// RUN: %clang_cc1 -emit-llvm -o - -O0 -triple x86_64-apple-darwin10 %s | FileCheck %s
+
+// Ensure that we don't emit available_externally functions at -O0.
+int x;
+
+inline void f0(int y) { x = y; }
+
+// CHECK: define void @test()
+// CHECK: declare void @f0(i32)
+void test() {
+  f0(17);
+}
+
+inline int __attribute__((always_inline)) f1(int x) {
+  int blarg = 0;
+  for (int i = 0; i < x; ++i)
+    blarg = blarg + x * i;
+  return blarg;
+}
+
+// CHECK: @test1
+int test1(int x) {
+  // CHECK: br i1
+  // CHECK-NOT: call {{.*}} @f1
+  // CHECK: ret i32
+  return f1(x);
+}