From: Devang Patel <dpatel@apple.com>
Date: Fri, 23 Jul 2010 20:36:13 +0000 (+0000)
Subject: IF directory name is empty then try to extract one using absolute file name.
X-Git-Url: http://plrg.eecs.uci.edu/git/?p=oota-llvm.git;a=commitdiff_plain;h=f83f42599d1242cc498b8062bb514b357aa572ce

IF directory name is empty then try to extract one using absolute file name.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@109262 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 5618f09efe2..f41b7693bad 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -1805,6 +1805,11 @@ void DwarfDebug::constructCompileUnit(const MDNode *N) {
   DICompileUnit DIUnit(N);
   StringRef FN = DIUnit.getFilename();
   StringRef Dir = DIUnit.getDirectory();
+  if (Dir.empty()) {
+    sys::Path AbsFileDirName(FN);
+    AbsFileDirName.makeAbsolute();
+    Dir = AbsFileDirName.getDirname();
+  }
   unsigned ID = GetOrCreateSourceID(Dir, FN);
 
   DIE *Die = new DIE(dwarf::DW_TAG_compile_unit);