diff options
Diffstat (limited to 'lib/IR/BasicBlock.cpp')
-rw-r--r-- | lib/IR/BasicBlock.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/IR/BasicBlock.cpp b/lib/IR/BasicBlock.cpp index 22513924a96dc..938c40182b92d 100644 --- a/lib/IR/BasicBlock.cpp +++ b/lib/IR/BasicBlock.cpp @@ -264,7 +264,8 @@ const BasicBlock *BasicBlock::getUniqueSuccessor() const { } iterator_range<BasicBlock::phi_iterator> BasicBlock::phis() { - return make_range<phi_iterator>(dyn_cast<PHINode>(&front()), nullptr); + PHINode *P = empty() ? nullptr : dyn_cast<PHINode>(&*begin()); + return make_range<phi_iterator>(P, nullptr); } /// This method is used to notify a BasicBlock that the |