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Fix a major problem with global variable initializers. This could cause

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us to have stuff pointing to the null pointer, which makes no sense
(the null ptr is an ssa value, not the null object)

llvm-svn: 20922
This commit is contained in:
Chris Lattner 2005-03-29 17:21:53 +00:00
parent 3759d20b0f
commit 5ceaf630ab
1 changed files with 2 additions and 1 deletions
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3
lib/Analysis/IPA/Andersens.cpp
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@ -578,7 +578,8 @@ Andersens::Node *Andersens::getNodeForConstantPointerTarget(Constant *C) {
void Andersens::AddGlobalInitializerConstraints(Node *N, Constant *C) { void Andersens::AddGlobalInitializerConstraints(Node *N, Constant *C) {
if (C->getType()->isFirstClassType()) { if (C->getType()->isFirstClassType()) {
if (isa<PointerType>(C->getType())) if (isa<PointerType>(C->getType()))
N->addPointerTo(getNodeForConstantPointer(C)); N->copyFrom(getNodeForConstantPointer(C));
} else if (C->isNullValue()) { } else if (C->isNullValue()) {
N->addPointerTo(&GraphNodes[NullObject]); N->addPointerTo(&GraphNodes[NullObject]);
return; return;