Handle instructions in the map, but that map to a null pointer.

This unbreaks smg2000.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29127 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2006-07-12 21:37:11 +00:00
parent bcfb913df0
commit 981418bf15

View File

@ -157,7 +157,8 @@ static void UpdateCallGraphAfterInlining(const Function *Caller,
const Instruction *OrigCall = I->first.getInstruction();
std::map<const Value*, Value*>::iterator VMI = ValueMap.find(OrigCall);
if (VMI != ValueMap.end()) { // Only copy the edge if the call was inlined!
// Only copy the edge if the call was inlined!
if (VMI != ValueMap.end() && VMI->second) {
// If the call was inlined, but then constant folded, there is no edge to
// add. Check for this case.
if (Instruction *NewCall = dyn_cast<Instruction>(VMI->second))