Add the clang library to the repo (with some of my changes, too).

1 files changed, 30 insertions, 0 deletions

diff --git a/clang/test/CodeGenCXX/instrument-functions.cpp b/clang/test/CodeGenCXX/instrument-functions.cpp
new file mode 100644
index 0000000..253e096
--- /dev/null
+++ b/clang/test/CodeGenCXX/instrument-functions.cpp
@@ -0,0 +1,30 @@
+// RUN: %clang_cc1 -S -emit-llvm -o - %s -finstrument-functions | FileCheck %s
+
+// CHECK: @_Z5test1i
+int test1(int x) {
+// CHECK: __cyg_profile_func_enter
+// CHECK: __cyg_profile_func_exit
+// CHECK: ret
+  return x;
+}
+
+// CHECK: @_Z5test2i
+int test2(int) __attribute__((no_instrument_function));
+int test2(int x) {
+// CHECK-NOT: __cyg_profile_func_enter
+// CHECK-NOT: __cyg_profile_func_exit
+// CHECK: ret
+  return x;
+}
+
+// This test case previously crashed code generation.  It exists solely
+// to test -finstrument-function does not crash codegen for this trivial
+// case.
+namespace rdar9445102 {
+  class Rdar9445102 {
+    public:
+      Rdar9445102();
+  };
+}
+static rdar9445102::Rdar9445102 s_rdar9445102Initializer;
+