Fix 'fcmp one' constant folding. Noticed by inspection.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124557 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Nick Lewycky 2011-01-30 01:49:58 +00:00
parent b8787f3403
commit bb25e2c91b

View File

@ -1958,7 +1958,7 @@ Constant *llvm::ConstantFoldCompareInstruction(unsigned short pred,
else if (pred == FCmpInst::FCMP_UGT || pred == FCmpInst::FCMP_OGT)
Result = 1;
break;
case ICmpInst::ICMP_NE: // We know that C1 != C2
case FCmpInst::FCMP_ONE: // We know that C1 != C2
// We can only partially decide this relation.
if (pred == FCmpInst::FCMP_OEQ || pred == FCmpInst::FCMP_UEQ)
Result = 0;