* Make TargetLowering not crash when TargetMachine::getTargetAsmInfo() returns
null. This assumes that any target that does not have AsmInfo, does not
support "LocAndDot".
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@57438 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/TargetLowering.cpp b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
index 7e17daa..05edb63 100644
--- a/lib/CodeGen/SelectionDAG/TargetLowering.cpp
+++ b/lib/CodeGen/SelectionDAG/TargetLowering.cpp
@@ -473,7 +473,8 @@
InitCmpLibcallCCs(CmpLibcallCCs);
// Tell Legalize whether the assembler supports DEBUG_LOC.
- if (!TM.getTargetAsmInfo()->hasDotLocAndDotFile())
+ const TargetAsmInfo *TASM = TM.getTargetAsmInfo();
+ if (!TASM || !TASM->hasDotLocAndDotFile())
setOperationAction(ISD::DEBUG_LOC, MVT::Other, Expand);
}