1 files changed, 33 insertions, 0 deletions
diff --git a/test/CodeGenObjC/debug-info-ivars-extension.m b/test/CodeGenObjC/debug-info-ivars-extension.m
new file mode 100644
index 0000000..e43b598
--- /dev/null
+++ b/test/CodeGenObjC/debug-info-ivars-extension.m
@@ -0,0 +1,33 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -g %s -o - | FileCheck %s
+
+// Make sure we generate debug symbols for ivars added by a class extension.
+
+@interface I
+{
+    @public int a;
+}
+@end
+
+void foo(I* pi) {
+    // poking into pi for primary class ivars.
+    int _a = pi->a;
+}
+
+@interface I()
+{
+    @public int b;
+}
+@end
+
+void gorf (I* pg) {
+    // poking into pg for ivars for class extension
+    int _b = pg->b;
+}
+
+// CHECK: {{.*}} [ DW_TAG_structure_type ] [I]
+// Check for "a".
+// CHECK: {{.*}} [ DW_TAG_member ] [a] [line 7, size 32, align 32, offset 0] [from int]
+// Make sure we don't output the same type twice.
+// CHECK-NOT: {{.*}} [ DW_TAG_structure_type ] [I]
+// Check for "b".
+// CHECK: {{.*}} [ DW_TAG_member ] [b] [line 18, size 32, align 32, offset 0] [from int]