fn testFloats(comptime Type: type) !void
fn testFloats(comptime Type: type) !void { try expect(!signbit(@as(Type, 0.0))); try expect(!signbit(@as(Type, 1.0))); try expect(signbit(@as(Type, -2.0))); try expect(signbit(@as(Type, -0.0))); try expect(!signbit(math.inf(Type))); try expect(signbit(-math.inf(Type))); try expect(!signbit(math.nan(Type))); try expect(signbit(-math.nan(Type))); }