From: Devang Patel <dpatel@apple.com>
Date: Fri, 12 Dec 2008 21:57:54 +0000 (+0000)
Subject: Do not print empty DW_AT_comp_dir.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=8358099bcb85077e3ad65f1f15a9c60a9f18922d;p=oota-llvm.git

Do not print empty DW_AT_comp_dir.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60965 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/AsmPrinter/DwarfWriter.cpp b/lib/CodeGen/AsmPrinter/DwarfWriter.cpp
index 4476be3bb3f..e41e4cbb6e0 100644
--- a/lib/CodeGen/AsmPrinter/DwarfWriter.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfWriter.cpp
@@ -1805,7 +1805,8 @@ private:
     AddString(Die, DW_AT_producer,  DW_FORM_string, UnitDesc->getProducer());
     AddUInt  (Die, DW_AT_language,  DW_FORM_data1,  UnitDesc->getLanguage());
     AddString(Die, DW_AT_name,      DW_FORM_string, UnitDesc->getFileName());
-    AddString(Die, DW_AT_comp_dir,  DW_FORM_string, UnitDesc->getDirectory());
+    if (!UnitDesc->getDirectory().empty())
+      AddString(Die, DW_AT_comp_dir,  DW_FORM_string, UnitDesc->getDirectory());
 
     // Construct compile unit.
     CompileUnit *Unit = new CompileUnit(UnitDesc, ID, Die);