diff options
Diffstat (limited to 'lib/Transforms/Utils/SimplifyCFG.cpp')
-rw-r--r-- | lib/Transforms/Utils/SimplifyCFG.cpp | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/lib/Transforms/Utils/SimplifyCFG.cpp b/lib/Transforms/Utils/SimplifyCFG.cpp index ba6ce17087..6b5914365b 100644 --- a/lib/Transforms/Utils/SimplifyCFG.cpp +++ b/lib/Transforms/Utils/SimplifyCFG.cpp @@ -1284,12 +1284,16 @@ bool llvm::SimplifyCFG(BasicBlock *BB) { FalseValue, "retval", BI); else NewRetVal = TrueValue; + + DEBUG(std::cerr << "\nCHANGING BRANCH TO TWO RETURNS INTO SELECT:" + << "\n " << *BI << "Select = " << *NewRetVal + << "TRUEBLOCK: " << *TrueSucc << "FALSEBLOCK: "<< *FalseSucc); new ReturnInst(NewRetVal, BI); - BI->getParent()->getInstList().erase(BI); - if (BrCond->use_empty()) - if (Instruction *BrCondI = dyn_cast<Instruction>(BrCond)) - BrCondI->getParent()->getInstList().erase(BrCondI); + BI->eraseFromParent(); + if (Instruction *BrCondI = dyn_cast<Instruction>(BrCond)) + if (isInstructionTriviallyDead(BrCondI)) + BrCondI->eraseFromParent(); return true; } } |