diff options
Diffstat (limited to 'llvm/lib/Support/KnownBits.cpp')
| -rw-r--r-- | llvm/lib/Support/KnownBits.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Support/KnownBits.cpp b/llvm/lib/Support/KnownBits.cpp index a6c591fca312..8f3f4aa8caea 100644 --- a/llvm/lib/Support/KnownBits.cpp +++ b/llvm/lib/Support/KnownBits.cpp @@ -21,8 +21,8 @@ static KnownBits computeForAddCarry( assert(!(CarryZero && CarryOne) && "Carry can't be zero and one at the same time"); - APInt PossibleSumZero = ~LHS.Zero + ~RHS.Zero + !CarryZero; - APInt PossibleSumOne = LHS.One + RHS.One + CarryOne; + APInt PossibleSumZero = LHS.getMaxValue() + RHS.getMaxValue() + !CarryZero; + APInt PossibleSumOne = LHS.getMinValue() + RHS.getMinValue() + CarryOne; // Compute known bits of the carry. APInt CarryKnownZero = ~(PossibleSumZero ^ LHS.Zero ^ RHS.Zero); |