Zig 0.17.0-dev (Split by item)

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castInt

helpers.castInt

fn castInt(comptime DestType: type, target: anytype) DestType

File

lib/std/zig/c_translation/helpers.zig:215

Code

fn castInt(comptime DestType: type, target: anytype) DestType {
    const dest = @typeInfo(DestType).int;
    const source = @typeInfo(@TypeOf(target)).int;

    const Int = @Int(source.signedness, dest.bits);

    if (dest.bits < source.bits)
        return @as(DestType, @bitCast(@as(Int, @truncate(target))))
    else
        return @as(DestType, @bitCast(@as(Int, target)));
}