From: Devang Patel <dpatel@apple.com>
Date: Mon, 2 May 2011 20:37:08 +0000 (+0000)
Subject: Emit debug info for __destroy_helper_block_ and __copy_helper_block.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=58dc5ca0841900b197de7733197196f435bf0cc3;p=clang

Emit debug info for __destroy_helper_block_ and __copy_helper_block.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@130719 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/CGBlocks.cpp b/lib/CodeGen/CGBlocks.cpp
index 99a69a4f4a..f26d79c066 100644
--- a/lib/CodeGen/CGBlocks.cpp
+++ b/lib/CodeGen/CGBlocks.cpp
@@ -1063,6 +1063,10 @@ CodeGenFunction::GenerateCopyHelperFunction(const CGBlockInfo &blockInfo) {
   IdentifierInfo *II
     = &CGM.getContext().Idents.get("__copy_helper_block_");
 
+  // Check if we should generate debug info for this block helper function.
+  if (CGM.getModuleDebugInfo())
+    DebugInfo = CGM.getModuleDebugInfo();
+
   FunctionDecl *FD = FunctionDecl::Create(C,
                                           C.getTranslationUnitDecl(),
                                           SourceLocation(),
@@ -1150,6 +1154,10 @@ CodeGenFunction::GenerateDestroyHelperFunction(const CGBlockInfo &blockInfo) {
     llvm::Function::Create(LTy, llvm::GlobalValue::InternalLinkage,
                            "__destroy_helper_block_", &CGM.getModule());
 
+  // Check if we should generate debug info for this block destroy function.
+  if (CGM.getModuleDebugInfo())
+    DebugInfo = CGM.getModuleDebugInfo();
+
   IdentifierInfo *II
     = &CGM.getContext().Idents.get("__destroy_helper_block_");
 
diff --git a/test/CodeGenObjC/debug-info-block-helper.m b/test/CodeGenObjC/debug-info-block-helper.m
new file mode 100644
index 0000000000..216f88a8d8
--- /dev/null
+++ b/test/CodeGenObjC/debug-info-block-helper.m
@@ -0,0 +1,29 @@
+// RUN: %clang_cc1 -masm-verbose -S -fblocks -g  -triple x86_64-apple-darwin10  %s -o - | FileCheck %s
+extern void foo(void(^)(void));
+
+// CHECK:	.ascii	 "__destroy_helper_block_" ## DW_AT_name
+
+@interface NSObject {
+  struct objc_object *isa;
+}
+@end
+
+@interface A:NSObject @end
+@implementation A
+- (void) helper {
+ int master = 0;
+ __block int m2 = 0;
+ __block int dbTransaction = 0;
+ int (^x)(void) = ^(void) { (void) self; 
+	(void) master; 
+	(void) dbTransaction; 
+	m2++;
+	return m2;
+
+	};
+  master = x();
+}
+@end
+
+void foo(void(^x)(void)) {}
+