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Fix float point number comparsion (#3596)

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JerryScript-DCO-1.0-Signed-off-by: Roland Takacs rtakacs@inf.u-szeged.hu
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Roland Takacs 2020-03-02 15:57:11 +01:00 committed by GitHub
parent aa17a4fa5d
commit 19c61e14c0
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2 changed files with 8 additions and 2 deletions
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7
jerry-core/ecma/operations/ecma-conversion.c
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@ -98,9 +98,12 @@ ecma_op_same_value (ecma_value_t x, /**< ecma value */
ecma_number_t x_num = ecma_get_number_from_value (x);
ecma_number_t y_num = ecma_get_number_from_value (y);
if (ecma_number_is_nan (x_num) == ecma_number_is_nan (y_num))
bool is_x_nan = ecma_number_is_nan (x_num);
bool is_y_nan = ecma_number_is_nan (y_num);
if (is_x_nan || is_y_nan)
{
return true;
return is_x_nan && is_y_nan;
}
if (ecma_number_is_zero (x_num)

3
tests/jerry/es2015/object-is.js
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@ -23,6 +23,9 @@ assert(Object.is(null, null) === true);
assert(Object.is(2, 8) === false);
assert(Object.is(8, 8) === true);
assert(Object.is(3.14, 6.28) === false);
assert(Object.is(3.14, 3.14) === true);
assert(Object.is('foo', 'foo') === true);
assert(Object.is('foo', 'bar') === false);
assert(Object.is(new String('foo'), 'foo') === false);