Skip too big left shift in `flo_shift()`.
MODIFY
src/numeric.c
src/numeric.c
@@ -611,6 +611,10 @@ flo_shift(mrb_state *mrb, mrb_value x, mrb_int width)
return x;
}
val = mrb_float(x);
+ if (width < -MRB_INT_BIT/2) {
+ if (val < 0) return mrb_fixnum_value(-1);
+ return mrb_fixnum_value(0);
+ }
if (width < 0) {
while (width++) {
val /= 2;

Skip too big left shift in `flo_shift()`.