From 5d5cc59cc77afe655b3707cb0e69e0827b444cad Mon Sep 17 00:00:00 2001 From: dim Date: Fri, 17 Sep 2010 15:48:55 +0000 Subject: Vendor import of llvm r114020 (from the release_28 branch): http://llvm.org/svn/llvm-project/llvm/branches/release_28@114020 Approved by: rpaulo (mentor) --- lib/Transforms/Utils/Local.cpp | 3 +++ 1 file changed, 3 insertions(+) (limited to 'lib/Transforms/Utils/Local.cpp') diff --git a/lib/Transforms/Utils/Local.cpp b/lib/Transforms/Utils/Local.cpp index 8e91138..52f0499 100644 --- a/lib/Transforms/Utils/Local.cpp +++ b/lib/Transforms/Utils/Local.cpp @@ -490,6 +490,9 @@ static bool CanPropagatePredecessorsForPHIs(BasicBlock *BB, BasicBlock *Succ) { /// rewriting all the predecessors to branch to the successor block and return /// true. If we can't transform, return false. bool llvm::TryToSimplifyUncondBranchFromEmptyBlock(BasicBlock *BB) { + assert(BB != &BB->getParent()->getEntryBlock() && + "TryToSimplifyUncondBranchFromEmptyBlock called on entry block!"); + // We can't eliminate infinite loops. BasicBlock *Succ = cast(BB->getTerminator())->getSuccessor(0); if (BB == Succ) return false; -- cgit v1.1