Validate debug info values only if DwarfDebug is initialized.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62298 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/AsmPrinter/DwarfWriter.cpp b/lib/CodeGen/AsmPrinter/DwarfWriter.cpp
index 5e98618b2438606b74ec793ac927d2cb34f7b7db..ab66887d625d7cf0273b39f2994d00c7c60e91eb 100644 (file)
--- a/lib/CodeGen/AsmPrinter/DwarfWriter.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfWriter.cpp
@@ -4272,7 +4272,7 @@ void DwarfWriter::EndFunction(MachineFunction *MF) {
 
 /// ValidDebugInfo - Return true if V represents valid debug info value.
 bool DwarfWriter::ValidDebugInfo(Value *V) {
-  return DD->ValidDebugInfo(V);
+  return DD && DD->ValidDebugInfo(V);
 }
 
 /// RecordSourceLine - Records location information and associates it with a