diff options
Diffstat (limited to 'lib/Transforms/Utils/PromoteMemoryToRegister.cpp')
| -rw-r--r-- | lib/Transforms/Utils/PromoteMemoryToRegister.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Transforms/Utils/PromoteMemoryToRegister.cpp b/lib/Transforms/Utils/PromoteMemoryToRegister.cpp index d828f042d9..8406910e6b 100644 --- a/lib/Transforms/Utils/PromoteMemoryToRegister.cpp +++ b/lib/Transforms/Utils/PromoteMemoryToRegister.cpp @@ -168,6 +168,8 @@ void PromoteMem2Reg::run() { // while (!I->use_empty()) { Instruction *U = cast<Instruction>(I->use_back()); + if (!U->use_empty()) // If uses remain in dead code segment... + U->replaceAllUsesWith(Constant::getNullValue(U->getType())); U->getParent()->getInstList().erase(U); } |