git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171272 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakub Staszak 2012-12-31 01:40:44 +00:00
parent 9d30e7208e
commit b6d9c4181a

View File

@ -1526,7 +1526,7 @@ Value *InstCombiner::FoldOrOfICmps(ICmpInst *LHS, ICmpInst *RHS) {
}
if (LHS->getOperand(0) == RHS->getOperand(0)) {
// if LHSCst and RHSCst differ with only one bit:
// if LHSCst and RHSCst differ only by one bit:
// (A == C1 || A == C2) -> (A & ~(C1 ^ C2)) == C1
APInt Xor = LHSCst->getValue() ^ RHSCst->getValue();
if (Xor.isPowerOf2()) {