Consider ConstantAggregateZero as well as ConstantArray/Struct.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@129338 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Instrumentation/ProfilingUtils.cpp b/lib/Transforms/Instrumentation/ProfilingUtils.cpp
index 26b01e8..7435bc3 100644
--- a/lib/Transforms/Instrumentation/ProfilingUtils.cpp
+++ b/lib/Transforms/Instrumentation/ProfilingUtils.cpp
@@ -110,7 +110,7 @@
GlobalValue *CounterArray, bool beginning) {
// Insert the increment after any alloca or PHI instructions...
BasicBlock::iterator InsertPos = beginning ? BB->getFirstNonPHI() :
- BB->getTerminator();
+ BB->getTerminator();
while (isa<AllocaInst>(InsertPos))
++InsertPos;
@@ -151,10 +151,12 @@
// delete it, to replace it with one that has a larger array type.
std::vector<Constant *> dtors;
if (GlobalVariable *GlobalDtors = Mod->getNamedGlobal("llvm.global_dtors")) {
- ConstantArray *InitList =
- cast<ConstantArray>(GlobalDtors->getInitializer());
- for (unsigned i = 0, e = InitList->getType()->getNumElements(); i != e; ++i)
- dtors.push_back(cast<Constant>(InitList->getOperand(i)));
+ if (ConstantArray *InitList =
+ dyn_cast<ConstantArray>(GlobalDtors->getInitializer())) {
+ for (unsigned i = 0, e = InitList->getType()->getNumElements();
+ i != e; ++i)
+ dtors.push_back(cast<Constant>(InitList->getOperand(i)));
+ }
GlobalDtors->eraseFromParent();
}