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

1 files changed, 26 insertions, 0 deletions

diff --git a/clang/test/CodeGenCXX/debug-info-fwd-ref.cpp b/clang/test/CodeGenCXX/debug-info-fwd-ref.cpp
new file mode 100644
index 0000000..5480c6b
--- /dev/null
+++ b/clang/test/CodeGenCXX/debug-info-fwd-ref.cpp
@@ -0,0 +1,26 @@
+// RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
+
+struct baz {
+    int h;
+    baz(int a) : h(a) {}
+};
+
+struct bar {
+    baz b;
+    baz& b_ref;
+    bar(int x) : b(x), b_ref(b) {}
+};
+
+int main(int argc, char** argv) {
+    bar myBar(1);
+    return 0;
+}
+
+// Make sure we have two DW_TAG_class_types for baz and bar and no forward
+// references.
+// FIXME: These should be struct types to match the declaration.
+// CHECK: metadata !{i32 {{.*}}, null, metadata !"bar", metadata !6, i32 8, i64 128, i64 64, i32 0, i32 0, null, metadata !20, i32 0, null, null} ; [ DW_TAG_class_type ]
+// CHECK: metadata !{i32 {{.*}}, null, metadata !"baz", metadata !6, i32 3, i64 32, i64 32, i32 0, i32 0, null, metadata !23, i32 0, null, null} ; [ DW_TAG_class_type ]
+// CHECK-NOT: metadata !{i32 {{.*}}, null, metadata !"bar", metadata !6, i32 9, i64 0, i64 0, i32 0, i32 4, i32 0, null, i32 0, i32 0} ; [ DW_TAG_class_type ]
+// CHECK-NOT: metadata !{i32 {{.*}}, null, metadata !"baz", metadata !6, i32 3, i64 0, i64 0, i32 0, i32 4, null, null, i32 0, null, null} ; [ DW_TAG_class_type ]
+