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Parse infinity correctly
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@ -49,7 +49,7 @@ fn interpret_single(float: u32) -> f32 {
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if mantissa != 0 {
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return f32::NAN;
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} else {
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return sign * f32::INFINITY;
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return f32::INFINITY.copysign(sign);
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}
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}
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@ -72,6 +72,8 @@ fn interpret_single_test() {
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(0b1011_1111_0101_0000_0000_0000_0000_0000, -0.8125),
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// denormalized float
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(0b0000_0000_0100_0000_0000_0000_0000_0000, 0.000000000000000000000000000000000000005877472),
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// positive infinity
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(0b0_1111_1111_00000000000000000000000, f32::INFINITY),
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];
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// some sanity checks around subnormals
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assert_eq!(2.0f32.powi(-127), tests[2].1);
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