diff options
| author | Chris Lattner <sabre@nondot.org> | 2008-12-03 07:45:15 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2008-12-03 07:45:15 +0000 |
| commit | 37e0136fef68712e6757f460529f1dec7e768fe0 (patch) | |
| tree | 00d21bf142977bed276ff814b6eee361b5119c08 /llvm/lib/Transforms/Utils/BasicBlockUtils.cpp | |
| parent | c04a1ffa9a411006876049b586d212c20348ef49 (diff) | |
| download | bcm5719-llvm-37e0136fef68712e6757f460529f1dec7e768fe0.tar.gz bcm5719-llvm-37e0136fef68712e6757f460529f1dec7e768fe0.zip | |
third time is the charm.
llvm-svn: 60469
Diffstat (limited to 'llvm/lib/Transforms/Utils/BasicBlockUtils.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/BasicBlockUtils.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp b/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp index 1a255a4bc01..45cfe8f181f 100644 --- a/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp +++ b/llvm/lib/Transforms/Utils/BasicBlockUtils.cpp @@ -27,7 +27,9 @@ using namespace llvm; /// DeleteDeadBlock - Delete the specified block, which must have no /// predecessors. void llvm::DeleteDeadBlock(BasicBlock *BB) { - assert(pred_begin(BB) == pred_end(BB) && "Block is not dead!"); + assert((pred_begin(BB) == pred_end(BB) || + // Can delete self loop. + BB->getSinglePredecessor() == BB) && "Block is not dead!"); TerminatorInst *BBTerm = BB->getTerminator(); // Loop through all of our successors and make sure they know that one |
