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11 lines
191 B
C

#include "safemult.h"
int imult32(int32 a,int32 b,int32* c) {
int neg=(a<0);
if (neg) a=-a;
if (b<0) { neg^=1; b=-b; }
if (umult32(a,b,c)) return 1;
if (neg) *c=-*c;
return 0;
}