Simplify obj2ubits checks
If this value is less than zero, then the mask check is guaranteed to fail as well, so we might as well rely on that.
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2020-01-14 06:58:59 +09:00
@ -431,6 +431,10 @@ class TestTime < Test::Unit::TestCase
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assert_equal(-4427700000, Time.utc(-4427700000,12,1).year)
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assert_equal(-2**30+10, Time.utc(-2**30+10,1,1).year)
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assert_raise(ArgumentError) { Time.gm(2000, 1, -1) }
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assert_raise(ArgumentError) { Time.gm(2000, 1, 2**30 + 1) }
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assert_raise(ArgumentError) { Time.gm(2000, 1, -2**30 + 1) }
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end
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def test_time_interval
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16
time.c
16
time.c
@ -656,7 +656,7 @@ VALUE rb_cTime;
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static VALUE rb_cTimeTM;
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static int obj2int(VALUE obj);
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static uint32_t obj2ubits(VALUE obj, size_t bits);
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static uint32_t obj2ubits(VALUE obj, unsigned int bits);
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static VALUE obj2vint(VALUE obj);
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static uint32_t month_arg(VALUE arg);
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static VALUE validate_utc_offset(VALUE utc_offset);
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@ -2863,20 +2863,16 @@ obj2int(VALUE obj)
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return NUM2INT(obj);
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}
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/* bits should be 0 <= x <= 31 */
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static uint32_t
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obj2ubits(VALUE obj, size_t bits)
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obj2ubits(VALUE obj, unsigned int bits)
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{
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static const uint32_t u32max = (uint32_t)-1;
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const uint32_t usable_mask = ~(u32max << bits);
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uint32_t rv;
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int tmp = obj2int(obj);
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const unsigned int usable_mask = (1U << bits) - 1;
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unsigned int rv = (unsigned int)obj2int(obj);
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if (tmp < 0)
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rb_raise(rb_eArgError, "argument out of range");
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rv = tmp;
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if ((rv & usable_mask) != rv)
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rb_raise(rb_eArgError, "argument out of range");
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return rv;
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return (uint32_t)rv;
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}
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static VALUE
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