81     expectEquals(2, $opt$Sub(5, 3));  in subInt()
82     expectEquals(0, $opt$Sub(0, 0));  in subInt()
83     expectEquals(-3, $opt$Sub(0, 3));  in subInt()
84     expectEquals(3, $opt$Sub(3, 0));  in subInt()
85     expectEquals(4, $opt$Sub(1, -3));  in subInt()
86     expectEquals(-9, $opt$Sub(-12, -3));  in subInt()
87     expectEquals(134217724, $opt$Sub(134217729, 5)); // (2^27 + 1) - 5  in subInt()
91     expectEquals(2L, $opt$Sub(5L, 3L));  in subLong()
92     expectEquals(0L, $opt$Sub(0L, 0L));  in subLong()
93     expectEquals(-3L, $opt$Sub(0L, 3L));  in subLong()
94     expectEquals(3L, $opt$Sub(3L, 0L));  in subLong()
95     expectEquals(4L, $opt$Sub(1L, -3L));  in subLong()
96     expectEquals(-9L, $opt$Sub(-12L, -3L));  in subLong()
97     expectEquals(134217724L, $opt$Sub(134217729L, 5L)); // (2^27 + 1) - 5  in subLong()
98     expectEquals(34359738362L, $opt$Sub(34359738369L, 7L)); // (2^35 + 1) - 7  in subLong()
102     expectApproxEquals(2F, $opt$Sub(5F, 3F));  in subFloat()
103     expectApproxEquals(0F, $opt$Sub(0F, 0F));  in subFloat()
104     expectApproxEquals(-3F, $opt$Sub(0F, 3F));  in subFloat()
105     expectApproxEquals(3F, $opt$Sub(3F, 0F));  in subFloat()
106     expectApproxEquals(4F, $opt$Sub(1F, -3F));  in subFloat()
107     expectApproxEquals(-9F, $opt$Sub(-12F, -3F));  in subFloat()
108     expectApproxEquals(34359738362F, $opt$Sub(34359738369F, 7F)); // (2^35 + 1) - 7  in subFloat()
109     expectApproxEquals(-0.1F, $opt$Sub(0.1F, 0.2F));  in subFloat()
110     expectApproxEquals(0.2F, $opt$Sub(-0.5F, -0.7F));  in subFloat()
112     expectNaN($opt$Sub(Float.NEGATIVE_INFINITY, Float.NEGATIVE_INFINITY));  in subFloat()
113     expectNaN($opt$Sub(Float.POSITIVE_INFINITY, Float.POSITIVE_INFINITY));  in subFloat()
114     expectNaN($opt$Sub(Float.NaN, 11F));  in subFloat()
115     expectNaN($opt$Sub(Float.NaN, -11F));  in subFloat()
116     expectNaN($opt$Sub(Float.NaN, Float.NEGATIVE_INFINITY));  in subFloat()
117     expectNaN($opt$Sub(Float.NaN, Float.POSITIVE_INFINITY));  in subFloat()
119     expectEquals(Float.NEGATIVE_INFINITY, $opt$Sub(-Float.MAX_VALUE, Float.MAX_VALUE));  in subFloat()
120     expectEquals(Float.NEGATIVE_INFINITY, $opt$Sub(2F, Float.POSITIVE_INFINITY));  in subFloat()
121     expectEquals(Float.POSITIVE_INFINITY, $opt$Sub(Float.MAX_VALUE, -Float.MAX_VALUE));  in subFloat()
122     expectEquals(Float.POSITIVE_INFINITY, $opt$Sub(2F, Float.NEGATIVE_INFINITY));  in subFloat()
123 … expectEquals(Float.POSITIVE_INFINITY, $opt$Sub(Float.POSITIVE_INFINITY, Float.NEGATIVE_INFINITY));  in subFloat()
124 … expectEquals(Float.NEGATIVE_INFINITY, $opt$Sub(Float.NEGATIVE_INFINITY, Float.POSITIVE_INFINITY));  in subFloat()
128     expectApproxEquals(2D, $opt$Sub(5D, 3D));  in subDouble()
129     expectApproxEquals(0D, $opt$Sub(0D, 0D));  in subDouble()
130     expectApproxEquals(-3D, $opt$Sub(0D, 3D));  in subDouble()
131     expectApproxEquals(3D, $opt$Sub(3D, 0D));  in subDouble()
132     expectApproxEquals(4D, $opt$Sub(1D, -3D));  in subDouble()
133     expectApproxEquals(-9D, $opt$Sub(-12D, -3D));  in subDouble()
134     expectApproxEquals(134217724D, $opt$Sub(134217729D, 5D)); // (2^27 + 1) - 5  in subDouble()
135     expectApproxEquals(34359738362D, $opt$Sub(34359738369D, 7D)); // (2^35 + 1) - 7  in subDouble()
136     expectApproxEquals(-0.1D, $opt$Sub(0.1D, 0.2D));  in subDouble()
137     expectApproxEquals(0.2D, $opt$Sub(-0.5D, -0.7D));  in subDouble()
139     expectNaN($opt$Sub(Double.NEGATIVE_INFINITY, Double.NEGATIVE_INFINITY));  in subDouble()
140     expectNaN($opt$Sub(Double.POSITIVE_INFINITY, Double.POSITIVE_INFINITY));  in subDouble()
141     expectNaN($opt$Sub(Double.NaN, 11D));  in subDouble()
142     expectNaN($opt$Sub(Double.NaN, -11D));  in subDouble()
143     expectNaN($opt$Sub(Double.NaN, Double.NEGATIVE_INFINITY));  in subDouble()
144     expectNaN($opt$Sub(Double.NaN, Double.POSITIVE_INFINITY));  in subDouble()
146     expectEquals(Double.NEGATIVE_INFINITY, $opt$Sub(-Double.MAX_VALUE, Double.MAX_VALUE));  in subDouble()
147     expectEquals(Double.NEGATIVE_INFINITY, $opt$Sub(2D, Double.POSITIVE_INFINITY));  in subDouble()
148     expectEquals(Double.POSITIVE_INFINITY, $opt$Sub(Double.MAX_VALUE, -Double.MAX_VALUE));  in subDouble()
149     expectEquals(Double.POSITIVE_INFINITY, $opt$Sub(2D, Double.NEGATIVE_INFINITY));  in subDouble()
150 …expectEquals(Double.POSITIVE_INFINITY, $opt$Sub(Double.POSITIVE_INFINITY, Double.NEGATIVE_INFINITY…  in subDouble()
151 …expectEquals(Double.NEGATIVE_INFINITY, $opt$Sub(Double.NEGATIVE_INFINITY, Double.POSITIVE_INFINITY…  in subDouble()
154   static int $opt$Sub(int a, int b) {  in $opt$Sub()
158   static long $opt$Sub(long a, long b) {  in $opt$Sub()
162   static float $opt$Sub(float a, float b) {  in $opt$Sub()
166   static double $opt$Sub(double a, double b) {  in $opt$Sub()