1int intMin         = -2147483648;
2int intMinMinusOne = -2147483649;
3int intMax         = 2147483647;
4int intMaxPlusOne  = 2147483648;
5
6void main() {
7    sk_FragColor.x = half(intMin);
8    sk_FragColor.x = half(intMax);
9    sk_FragColor.x = half(intMinMinusOne);
10    sk_FragColor.x = half(intMaxPlusOne);
11}
12