diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/CodeGen/StackProtector.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/CodeGen/StackProtector.cpp b/lib/CodeGen/StackProtector.cpp index 02d8fd6dea..1a588e25d6 100644 --- a/lib/CodeGen/StackProtector.cpp +++ b/lib/CodeGen/StackProtector.cpp @@ -221,7 +221,8 @@ bool StackProtector::InsertStackProtectors() { BasicBlock *NewBB = BB->splitBasicBlock(RI, "SP_return"); if (DT && DT->isReachableFromEntry(BB)) { DT->addNewBlock(NewBB, BB); - FailBBDom = DT->findNearestCommonDominator(FailBBDom, BB); + if (FailBBDom) + FailBBDom = DT->findNearestCommonDominator(FailBBDom, BB); } // Remove default branch instruction to the new BB. |