intConst

pub fn intConst(self: *Builder, ty: Type, value: anytype) Allocator.Error!Constant {
    const int_value = switch (@typeInfo(@TypeOf(value))) {
        .int, .comptime_int => value,
        .@"enum" => @intFromEnum(value),
        else => @compileError("intConst expected an integral value, got " ++ @typeName(@TypeOf(value))),
    };
    var limbs: [
        switch (@typeInfo(@TypeOf(int_value))) {
            .int => |info| std.math.big.int.calcTwosCompLimbCount(info.bits),
            .comptime_int => std.math.big.int.calcLimbLen(int_value),
            else => unreachable,
        }
    ]std.math.big.Limb = undefined;
    return self.bigIntConst(ty, std.math.big.int.Mutable.init(&limbs, int_value).toConst());
}