DebugInfo library: add support for fetching absolute paths to source files
(instead of basenames) from DWARF. Use this behavior in llvm-dwarfdump tool.

Reviewed by Benjamin Kramer.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160496 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/llvm-dwarfdump/llvm-dwarfdump.cpp b/tools/llvm-dwarfdump/llvm-dwarfdump.cpp
index b6536fa..ec0b4ae 100644
--- a/tools/llvm-dwarfdump/llvm-dwarfdump.cpp
+++ b/tools/llvm-dwarfdump/llvm-dwarfdump.cpp
@@ -97,7 +97,8 @@
     dictx->dump(outs());
   } else {
     // Print line info for the specified address.
-    int spec_flags = DILineInfoSpecifier::FileLineInfo;
+    int spec_flags = DILineInfoSpecifier::FileLineInfo |
+                     DILineInfoSpecifier::AbsoluteFilePath;
     if (PrintFunctions)
       spec_flags |= DILineInfoSpecifier::FunctionName;
     DILineInfo dli = dictx->getLineInfoForAddress(Address, spec_flags);