From 5ca58a0aca0320b8980921e8ee55112668817939 Mon Sep 17 00:00:00 2001
From: Adrian Prantl <aprantl@apple.com>
Date: Tue, 12 Mar 2013 21:40:00 +0000
Subject: [PATCH] Eliminate backend dependency in CFE testcase.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@176901 91177308-0d34-0410-b5e6-96231b3b80d8
---
test/CodeGenCXX/debug-info-same-line.cpp | 43 ++++++++++++++++--------
1 file changed, 29 insertions(+), 14 deletions(-)
diff --git a/test/CodeGenCXX/debug-info-same-line.cpp b/test/CodeGenCXX/debug-info-same-line.cpp
index 6658c883db0..be7c4d86781 100644
--- a/test/CodeGenCXX/debug-info-same-line.cpp
+++ b/test/CodeGenCXX/debug-info-same-line.cpp
@@ -1,8 +1,8 @@
-// RUN: %clang_cc1 -g -emit-obj -o %t %s
-// RUN: llvm-dwarfdump %t | FileCheck %s
-// In the attached test case a post-r166236 clang coalesces two
-// instances of an inlined function in a way that makes it appear as
-// if the function was only inlined once.
+// RUN: %clang_cc1 -g -emit-llvm -o - %s | FileCheck %s
+
+// Make sure that clang outputs distinct debug info for a function
+// that is inlined twice on the same line. Otherwise it would appear
+// as if the function was only inlined once.
#define INLINE inline __attribute__((always_inline))
@@ -55,12 +55,27 @@ main(int argc, char const *argv[])
return 0;
}
-// CHECK: DW_TAG_inlined_subroutine
-// CHECK: DW_TAG_inlined_subroutine
-// CHECK: DW_TAG_inlined_subroutine
-// CHECK: DW_TAG_inlined_subroutine
-// CHECK-NOT: DW_TAG_inlined_subroutine
-// CHECK: DW_AT_call_line {{.*}} (0x2a)
-// CHECK: DW_TAG_inlined_subroutine
-// CHECK-NOT: DW_TAG_inlined_subroutine
-// CHECK: DW_AT_call_line {{.*}} (0x2a)
+// CHECK: define i32 @_Z3fooii(i32 %i, i32 %j)
+// i
+// CHECK: call void @llvm.dbg.declare
+// j
+// CHECK: call void @llvm.dbg.declare
+// x
+// CHECK: call void @llvm.dbg.declare
+// y
+// CHECK: call void @llvm.dbg.declare
+// result
+// CHECK: call void @llvm.dbg.declare
+
+// CHECK: call void @llvm.dbg.declare(metadata !{i32* %{{.*}}}, metadata ![[A_MD:[0-9]+]]), !dbg ![[A_DI:[0-9]+]]
+// CHECK: call void @llvm.dbg.declare(metadata !{i32* %{{.*}}}, metadata ![[B_MD:[0-9]+]]), !dbg ![[B_DI:[0-9]+]]
+// result
+// CHECK: call void @llvm.dbg.declare
+
+// We want to see a distinct !dbg node.
+// CHECK-NOT: call void @llvm.dbg.declare(metadata !{i32* %{{.*}}}, metadata ![[A_MD]]), !dbg ![[A_DI]]
+// CHECK: call void @llvm.dbg.declare(metadata !{i32* %{{.*}}}, metadata ![[A_MD]]), !dbg !{{.*}}
+// CHECK-NOT: call void @llvm.dbg.declare(metadata !{i32* %{{.*}}}, metadata ![[B_MD]]), !dbg ![[B_DI]]
+// CHECK: call void @llvm.dbg.declare(metadata !{i32* %{{.*}}}, metadata ![[B_MD]]), !dbg !{{.*}}
+// result
+// CHECK: call void @llvm.dbg.declare
--
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