Revert r80926. It causes loop unswitch assertion and slow down some JIT tests significantly.

llvm-svn: 81101

1 files changed, 0 insertions, 10 deletions

diff --git a/llvm/lib/Analysis/LoopInfo.cpp b/llvm/lib/Analysis/LoopInfo.cpp
index 10806eb36a4..b2405792d63 100644
--- a/llvm/lib/Analysis/LoopInfo.cpp
+++ b/llvm/lib/Analysis/LoopInfo.cpp
@@ -300,9 +300,6 @@ bool Loop::isLoopSimplifyForm() const {
 ///
 void
 Loop::getUniqueExitBlocks(SmallVectorImpl<BasicBlock *> &ExitBlocks) const {
-  assert(isLoopSimplifyForm() &&
-         "getUniqueExitBlocks assumes the loop is in canonical form!");
-
   // Sort the blocks vector so that we can use binary search to do quick
   // lookups.
   SmallVector<BasicBlock *, 128> LoopBBs(block_begin(), block_end());
@@ -374,13 +371,6 @@ bool LoopInfo::runOnFunction(Function &) {
   return false;
 }
 
-void LoopInfo::verifyAnalysis() const {
-  for (iterator I = begin(), E = end(); I != E; ++I) {
-    assert(!(*I)->getParentLoop() && "Top-level loop has a parent!");
-    (*I)->verifyLoop();
-  }
-}
-
 void LoopInfo::getAnalysisUsage(AnalysisUsage &AU) const {
   AU.setPreservesAll();
   AU.addRequired<DominatorTree>();