Use Instruction::moveBefore instead of manipulating the instruction list
directly.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52498 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp
index 4409380..481f397 100644
--- a/lib/Transforms/Scalar/InstructionCombining.cpp
+++ b/lib/Transforms/Scalar/InstructionCombining.cpp
@@ -1672,9 +1672,8 @@
}
Root.replaceAllUsesWith(TmpLHSI); // Users now use TmpLHSI
TmpLHSI->setOperand(1, &Root); // TmpLHSI now uses the root
- TmpLHSI->getParent()->getInstList().remove(TmpLHSI);
BasicBlock::iterator ARI = &Root; ++ARI;
- BB->getInstList().insert(ARI, TmpLHSI); // Move TmpLHSI to after Root
+ TmpLHSI->moveBefore(ARI); // Move TmpLHSI to after Root
ARI = Root;
// Now propagate the ExtraOperand down the chain of instructions until we
@@ -1683,8 +1682,7 @@
Instruction *NextLHSI = cast<Instruction>(TmpLHSI->getOperand(0));
// Move the instruction to immediately before the chain we are
// constructing to avoid breaking dominance properties.
- NextLHSI->getParent()->getInstList().remove(NextLHSI);
- BB->getInstList().insert(ARI, NextLHSI);
+ NextLHSI->moveBefore(ARI);
ARI = NextLHSI;
Value *NextOp = NextLHSI->getOperand(1);