From: Mike Stump <mrs@apple.com>
Date: Thu, 14 May 2009 18:45:49 +0000 (+0000)
Subject: Tag blocks with DW_AT_APPLE_block.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=a681515ee695b9209f49998588e27a33f40a8881;p=oota-llvm.git

Tag blocks with DW_AT_APPLE_block.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@71784 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/AsmPrinter/DwarfWriter.cpp b/lib/CodeGen/AsmPrinter/DwarfWriter.cpp
index bc83b8f026d..c77a7537cba 100644
--- a/lib/CodeGen/AsmPrinter/DwarfWriter.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfWriter.cpp
@@ -1811,6 +1811,13 @@ private:
                                       DIDerivedType(Element.getGV()));
           Buffer.AddChild(ElemDie);
         }
+
+        // FIXME: We'd like an API to register additional attributes for the
+        // frontend to use while synthesizing, and then we'd use that api in
+        // clang instead of this.
+        if (Name == "__block_literal_generic")
+          AddUInt(&Buffer, DW_AT_APPLE_block, DW_FORM_flag, 1);
+
         unsigned RLang = CTy.getRunTimeLang();
         if (RLang) 
           AddUInt(&Buffer, DW_AT_APPLE_runtime_class, DW_FORM_data1, RLang);