Module Debugging: Emit submodules as nested DW_TAG_modules.

llvm-svn: 248511
diff --git a/clang/test/Modules/DebugInfoSubmodules.c b/clang/test/Modules/DebugInfoSubmodules.c
index fdcff07..8987a57 100644
--- a/clang/test/Modules/DebugInfoSubmodules.c
+++ b/clang/test/Modules/DebugInfoSubmodules.c
@@ -1,16 +1,18 @@
 // RUN: rm -rf %t
 // RUN: %clang_cc1 -fmodules -fmodule-format=obj -g -dwarf-ext-refs \
 // RUN:     -fimplicit-module-maps -x c -fmodules-cache-path=%t -I %S/Inputs \
-// RUN:     %s -mllvm -debug-only=pchcontainer 2>&1 | FileCheck %s
+// RUN:     %s -mllvm -debug-only=pchcontainer -emit-llvm -o %t.ll \
+// RUN:     2>&1 | FileCheck %s
 // REQUIRES: asserts
 #include "DebugSubmoduleA.h"
 
 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "A",
 // CHECK-SAME:             scope: ![[SUBMODULEA:[0-9]+]]
-// CHECK: ![[SUBMODULEA]] = !DIModule(
-// CHECK-SAME:                        name: "DebugSubmodules.DebugSubmoduleA",
+// CHECK: ![[SUBMODULEA]] = !DIModule(scope: ![[PARENT:[0-9]+]],
+// CHECK-SAME:                        name: "DebugSubmoduleA",
+// CHECK: ![[PARENT]] = !DIModule(scope: null, name: "DebugSubmodules"
 
 // CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "B",
 // CHECK-SAME:             scope: ![[SUBMODULEB:[0-9]+]]
-// CHECK: ![[SUBMODULEB]] = !DIModule(
-// CHECK-SAME:                        name: "DebugSubmodules.DebugSubmoduleB",
+// CHECK: ![[SUBMODULEB]] = !DIModule(scope: ![[PARENT]],
+// CHECK-SAME:                        name: "DebugSubmoduleB",