zig/test/cases/bitcast.zig
Andrew Kelley a35b366eb6 [breaking] delete ptr deref prefix op
start using zig-fmt-pointer-reform branch build of zig fmt
to fix code to use the new syntax

all of test/cases/* are processed, but there are more left
to be done - all the std lib used by the behavior tests
2018-04-30 20:35:54 -04:00

19 lines
363 B
Zig

const assert = @import("std").debug.assert;
test "@bitCast i32 -> u32" {
testBitCast_i32_u32();
comptime testBitCast_i32_u32();
}
fn testBitCast_i32_u32() void {
assert(conv(-1) == @maxValue(u32));
assert(conv2(@maxValue(u32)) == -1);
}
fn conv(x: i32) u32 {
return @bitCast(u32, x);
}
fn conv2(x: u32) i32 {
return @bitCast(i32, x);
}