Preserve line number information.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130536 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2011-04-29 20:38:55 +00:00
parent bcf26aee86
commit bd5426a4f2

View File

@ -326,7 +326,8 @@ bool LoopRotate::rotateLoop(Loop *L) {
// We can fold the conditional branch in the preheader, this makes things
// simpler. The first step is to remove the extra edge to the Exit block.
Exit->removePredecessor(OrigPreheader, true /*preserve LCSSA*/);
BranchInst::Create(NewHeader, PHBI);
BranchInst *NewBI = BranchInst::Create(NewHeader, PHBI);
NewBI->setDebugLoc(PHBI->getDebugLoc());
PHBI->eraseFromParent();
// With our CFG finalized, update DomTree if it is available.