diff options
Diffstat (limited to 'llvm/lib/Support/APFloat.cpp')
| -rw-r--r-- | llvm/lib/Support/APFloat.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/Support/APFloat.cpp b/llvm/lib/Support/APFloat.cpp index c5adbe9..58e49b5 100644 --- a/llvm/lib/Support/APFloat.cpp +++ b/llvm/lib/Support/APFloat.cpp @@ -850,8 +850,8 @@ bool IEEEFloat::isSignificandAllOnes() const { // Set the unused high bits to all ones when we compare. const unsigned NumHighBits = PartCount*integerPartWidth - semantics->precision + 1; - assert(NumHighBits <= integerPartWidth && "Can not have more high bits to " - "fill than integerPartWidth"); + assert(NumHighBits <= integerPartWidth && NumHighBits > 0 && + "Can not have more high bits to fill than integerPartWidth"); const integerPart HighBitFill = ~integerPart(0) << (integerPartWidth - NumHighBits); if (~(Parts[PartCount - 1] | HighBitFill)) @@ -870,9 +870,10 @@ bool IEEEFloat::isSignificandAllZeros() const { if (Parts[i]) return false; + // Compute how many bits are used in the final word. const unsigned NumHighBits = PartCount*integerPartWidth - semantics->precision + 1; - assert(NumHighBits <= integerPartWidth && "Can not have more high bits to " + assert(NumHighBits < integerPartWidth && "Can not have more high bits to " "clear than integerPartWidth"); const integerPart HighBitMask = ~integerPart(0) >> NumHighBits; |