Assertion could never fail because another one would in it's place. :)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1449 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2001-12-13 00:45:40 +00:00
parent 481fafe67d
commit 9102aee528

View File

@ -179,7 +179,7 @@ bool opt::ConstantPropogation::doConstantPropogation(BasicBlock *BB,
} else if (PHINode *PN = dyn_cast<PHINode>(Inst)) {
// If it's a PHI node and only has one operand
// Then replace it directly with that operand.
assert(PN->getOperand(0) && "PHI Node must have at least one operand!");
assert(PN->getNumOperands() && "PHI Node must have at least one operand!");
if (PN->getNumOperands() == 1) { // If the PHI Node has exactly 1 operand
Value *V = PN->getOperand(0);
PN->replaceAllUsesWith(V); // Replace all uses of this PHI