diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 6d1f5af22ed..b2d85f369f6 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -2687,7 +2687,6 @@ void DwarfDebug::emitDebugInlineInfo() {
 // DW_AT_low_pc and DW_AT_high_pc are not used, and vice versa.
 CompileUnit *DwarfDebug::constructSkeletonCU(const MDNode *N) {
   DICompileUnit DIUnit(N);
-  CompilationDir = DIUnit.getDirectory();
 
   DIE *Die = new DIE(dwarf::DW_TAG_compile_unit);
   CompileUnit *NewCU =