patch-bug4223.txt - Ruby master - Ruby Issue Tracking System

Bug #4223 » patch-bug4223.txt

       diff --git bignum.c bignum.c
       index 809b164..9c289f7 100644
       --- bignum.c
       +++ bignum.c
@@ -1767,6 +1767,7 @@ bigsub_int(VALUE x, long y0)
            if (xn == 1 && num < 0) {
        	RBIGNUM_SET_SIGN(z, !RBIGNUM_SIGN(x));
        	zds[0] = (BDIGIT)-num;
       +	RB_GC_GUARD(x);
        	return bignorm(z);
+           }
            zds[0] = BIGLO(num);
@@ -1793,6 +1794,7 @@ bigsub_int(VALUE x, long y0)
            if (num < 0) {
        	z = bigsub(x, rb_int2big(y0));
+           }
       +    RB_GC_GUARD(x);
            return bignorm(z);
+       }
@@ -1845,6 +1847,7 @@ bigadd_int(VALUE x, long y)
            while (i < zn) {
        	zds[i++] = 0;
+           }
       +    RB_GC_GUARD(x);
            return bignorm(z);
+       }

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