diff options
Diffstat (limited to 'lib/CodeGen')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp index 3c85118..05622f2 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp @@ -3918,8 +3918,7 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) { case Intrinsic::dbg_func_start: { DwarfWriter *DW = DAG.getDwarfWriter(); DbgFuncStartInst &FSI = cast<DbgFuncStartInst>(I); - if (!isValidDebugInfoIntrinsic(FSI, CodeGenOpt::None) || !DW - || !DW->ShouldEmitDwarfDebug()) + if (!isValidDebugInfoIntrinsic(FSI, CodeGenOpt::None)) return 0; MachineFunction &MF = DAG.getMachineFunction(); @@ -3940,6 +3939,8 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) { // Record the source line. setCurDebugLoc(ExtractDebugLocation(FSI, MF.getDebugLocInfo())); + if (!DW || !DW->ShouldEmitDwarfDebug()) + return 0; DebugLocTuple PrevLocTpl = MF.getDebugLocTuple(PrevLoc); DISubprogram SP(cast<GlobalVariable>(FSI.getSubprogram())); DICompileUnit CU(PrevLocTpl.CompileUnit); @@ -3953,7 +3954,9 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) { // This is a beginning of a new function. MF.setDefaultDebugLoc(ExtractDebugLocation(FSI, MF.getDebugLocInfo())); - + + if (!DW || !DW->ShouldEmitDwarfDebug()) + return 0; // llvm.dbg.func_start also defines beginning of function scope. DW->RecordRegionStart(cast<GlobalVariable>(FSI.getSubprogram())); return 0; |