diff options
| -rw-r--r-- | lib/Support/APInt.cpp | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/lib/Support/APInt.cpp b/lib/Support/APInt.cpp index 55cb433d89..506225f064 100644 --- a/lib/Support/APInt.cpp +++ b/lib/Support/APInt.cpp @@ -1440,15 +1440,11 @@ APInt APInt::sqrt() const { APInt nextSquare((x_old + 1) * (x_old +1)); if (this->ult(square)) return x_old; - else if (this->ule(nextSquare)) { - APInt midpoint((nextSquare - square).udiv(two)); - APInt offset(*this - square); - if (offset.ult(midpoint)) - return x_old; - else - return x_old + 1; - } else - llvm_unreachable("Error in APInt::sqrt computation"); + assert(this->ule(nextSquare) && "Error in APInt::sqrt computation"); + APInt midpoint((nextSquare - square).udiv(two)); + APInt offset(*this - square); + if (offset.ult(midpoint)) + return x_old; return x_old + 1; } |