diff options
Diffstat (limited to 'lib/Transforms/Scalar/LoopRotation.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/LoopRotation.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/Transforms/Scalar/LoopRotation.cpp b/lib/Transforms/Scalar/LoopRotation.cpp index 2c76706baf..f8122bf980 100644 --- a/lib/Transforms/Scalar/LoopRotation.cpp +++ b/lib/Transforms/Scalar/LoopRotation.cpp @@ -418,6 +418,9 @@ bool LoopRotate::rotateLoop(Loop *L) { for (unsigned I = 0, E = HeaderChildren.size(); I != E; ++I) DT->changeImmediateDominator(HeaderChildren[I], OrigPreheaderNode); + assert(DT->getNode(Exit)->getIDom() == OrigPreheaderNode); + assert(DT->getNode(NewHeader)->getIDom() == OrigPreheaderNode); + // Update OrigHeader to be dominated by the new header block. DT->changeImmediateDominator(OrigHeader, OrigLatch); } |