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Shifting zero always results in zero [Bug #18517]

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This commit is contained in:
Nobuyoshi Nakada 2022-01-27 00:53:12 +09:00
parent 99d02caed3
commit 6a6227e016
Notes: git 2022-01-27 14:00:55 +09:00
1 changed files with 2 additions and 0 deletions
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numeric.c
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@ -5073,6 +5073,7 @@ rb_fix_lshift(VALUE x, VALUE y)
long val, width;
val = NUM2LONG(x);
if (!val) return (rb_to_int(y), INT2FIX(0));
if (!FIXNUM_P(y))
return rb_big_lshift(rb_int2big(val), y);
width = FIX2LONG(y);
@ -5127,6 +5128,7 @@ rb_fix_rshift(VALUE x, VALUE y)
long i, val;
val = FIX2LONG(x);
if (!val) return (rb_to_int(y), INT2FIX(0));
if (!FIXNUM_P(y))
return rb_big_rshift(rb_int2big(val), y);
i = FIX2LONG(y);