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Bullet proof against undefined args produced by upgrading ols-style debug info.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27155 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey
2006-03-26 22:46:27 +00:00
parent 98e0410f07
commit fbcf23c3c1
2 changed files with 8 additions and 7 deletions
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9
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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@@ -1114,7 +1114,7 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
case Intrinsic::dbg_stoppoint: {
MachineDebugInfo *DebugInfo = DAG.getMachineDebugInfo();
DbgStopPointInst &SPI = cast<DbgStopPointInst>(I);
if (DebugInfo && DebugInfo->Verify(SPI.getContext())) {
if (DebugInfo && SPI.getContext() && DebugInfo->Verify(SPI.getContext())) {
std::vector<SDOperand> Ops;
Ops.push_back(getRoot());
@@ -1136,7 +1136,7 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
case Intrinsic::dbg_region_start: {
MachineDebugInfo *DebugInfo = DAG.getMachineDebugInfo();
DbgRegionStartInst &RSI = cast<DbgRegionStartInst>(I);
if (DebugInfo && DebugInfo->Verify(RSI.getContext())) {
if (DebugInfo && RSI.getContext() && DebugInfo->Verify(RSI.getContext())) {
std::vector<SDOperand> Ops;
unsigned LabelID = DebugInfo->RecordRegionStart(RSI.getContext());
@@ -1152,7 +1152,7 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
case Intrinsic::dbg_region_end: {
MachineDebugInfo *DebugInfo = DAG.getMachineDebugInfo();
DbgRegionEndInst &REI = cast<DbgRegionEndInst>(I);
if (DebugInfo && DebugInfo->Verify(REI.getContext())) {
if (DebugInfo && REI.getContext() && DebugInfo->Verify(REI.getContext())) {
std::vector<SDOperand> Ops;
unsigned LabelID = DebugInfo->RecordRegionEnd(REI.getContext());
@@ -1168,7 +1168,8 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
case Intrinsic::dbg_func_start: {
MachineDebugInfo *DebugInfo = DAG.getMachineDebugInfo();
DbgFuncStartInst &FSI = cast<DbgFuncStartInst>(I);
if (DebugInfo && DebugInfo->Verify(FSI.getSubprogram())) {
if (DebugInfo && FSI.getSubprogram() &&
DebugInfo->Verify(FSI.getSubprogram())) {
std::vector<SDOperand> Ops;
unsigned LabelID = DebugInfo->RecordRegionStart(FSI.getSubprogram());