Add comments to debug info testing case.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192376 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/DebugInfo/tu-composite.ll b/test/DebugInfo/tu-composite.ll
index 8515b38456eccc84ffe7e8b677e465e7f63d2d77..54bc3bc9b7fdab9915ea6efb2e09fa002ff629fe 100644 (file)
--- a/test/DebugInfo/tu-composite.ll
+++ b/test/DebugInfo/tu-composite.ll
@@ -3,14 +3,18 @@
 ; RUN: llc -filetype=obj -O0 < %s > %t
 ; RUN: llvm-dwarfdump -debug-dump=info %t | FileCheck %s
 ; CHECK: [[TYPE:.*]]: DW_TAG_structure_type
+; Make sure we correctly handle containing type of a struct being a type identifier.
 ; CHECK-NEXT: DW_AT_containing_type [DW_FORM_ref4]       (cu + {{.*}} => {[[TYPE]]})
+; CHECK-NEXT: DW_AT_name [DW_FORM_strp] {{.*}}= "C")
 ; CHECK: [[SP:.*]]: DW_TAG_subprogram
+; Make sure we correctly handle containing type of a subprogram being a type identifier.
 ; CHECK: DW_AT_containing_type [DW_FORM_ref4]       (cu + {{.*}} => {[[TYPE]]})
 ; CHECK: [[TYPE2:.*]]: DW_TAG_structure_type
 ; CHECK: DW_TAG_structure_type
 ; CHECK: DW_AT_name [DW_FORM_strp] {{.*}}= "D")
 ; CHECK: DW_TAG_member
 ; CHECK: DW_AT_name [DW_FORM_strp] {{.*}}= "a") 
+; Make sure we correctly handle context of a struct being a type identifier.
 ; CHECK: DW_TAG_structure_type
 ; CHECK-NEXT: DW_AT_name [DW_FORM_strp] {{.*}}= "Nested")
 ; CHECK: DW_TAG_structure_type
@@ -18,17 +22,21 @@
 ; CHECK-NEXT: DW_AT_declaration [DW_FORM_flag]      (0x01)
 ; CHECK: DW_TAG_structure_type
 ; CHECK-NEXT: DW_AT_name [DW_FORM_strp] {{.*}}= "virt<bar>")
+; Make sure we correctly handle type of a template_type being a type identifier.
 ; CHECK: DW_TAG_template_type_parameter
 ; CHECK-NEXT: DW_AT_type [DW_FORM_ref4] (cu + {{.*}} => {[[TYPE2]]})
 ; CHECK-NEXT: DW_AT_name [DW_FORM_strp] {{.*}}= "T")
+; Make sure we correctly handle derived-from of a typedef being a type identifier.
 ; CHECK: DW_TAG_typedef
 ; CHECK-NEXT: DW_AT_type [DW_FORM_ref4] (cu + {{.*}} => {[[TYPE2]]})
 ; CHECK: DW_AT_name [DW_FORM_strp] {{.*}}= "baz2")
+; Make sure we correctly handle derived-from of a pointer type being a type identifier.
 ; CHECK: DW_TAG_pointer_type
 ; CHECK: DW_AT_type [DW_FORM_ref4] (cu + {{.*}} => {[[TYPE]]})
 ; CHECK: DW_TAG_typedef
 ; CHECK-NEXT: DW_AT_type [DW_FORM_ref4] (cu + {{.*}} => {[[TYPE2]]})
 ; CHECK: DW_AT_name [DW_FORM_strp] {{.*}}= "baz")
+; Make sure we correctly handle derived-from of an array type being a type identifier.
 ; CHECK: DW_TAG_array_type
 ; CHECK-NEXT: DW_AT_type [DW_FORM_ref4] (cu + {{.*}} => {[[TYPE2]]})
 ; IR generated from clang -g with the following source: