| // REQUIRED_ARGS: -O |
| // https://issues.dlang.org/show_bug.cgi?id=15898 |
| |
| int addAssignSimple(int[] , const(int)[] ) |
| { |
| uint c; |
| return c; |
| } |
| |
| void mulKaratsuba(int[] result, const(int)[] x, const(int)[] y, int[] ) |
| { |
| const(int)[] y1 = y; |
| int[] newscratchbuff; |
| int[] resultHigh = result; |
| |
| bool ysmaller2 = x.length >= y1.length; |
| newscratchbuff[0..y1.length] = resultHigh; |
| mulKaratsuba( |
| resultHigh[1..$], |
| ysmaller2 ? x[1..$] : y1, |
| ysmaller2 ? y1 : x, |
| newscratchbuff[y1.length..$] |
| ); |
| |
| addAssignSimple(resultHigh[1..$], newscratchbuff[0..y1.length]); |
| } |
| |
