| #![feature(no_core)] |
| #![no_core] |
| |
| fn main() { |
| // Signed integers |
| let _i8_min: i8 = -128; |
| let _i8_max: i8 = 127; |
| |
| let _i16_min: i16 = -32768; |
| let _i16_max: i16 = 32767; |
| |
| let _i32_min: i32 = -2147483648; |
| let _i32_max: i32 = 2147483647; |
| |
| let _i64_min: i64 = -9223372036854775808; |
| let _i64_max: i64 = 9223372036854775807; |
| |
| let _i128_min: i128 = -170141183460469231731687303715884105728; |
| let _i128_max: i128 = 170141183460469231731687303715884105727; |
| |
| // Unsigned integers |
| let _u8_min: u8 = 0; |
| let _u8_max: u8 = 255; |
| |
| let _u16_min: u16 = 0; |
| let _u16_max: u16 = 65535; |
| |
| let _u32_min: u32 = 0; |
| let _u32_max: u32 = 4294967295; |
| |
| let _u64_min: u64 = 0; |
| let _u64_max: u64 = 18446744073709551615; |
| |
| let _u128_min: u128 = 0; |
| let _u128_max: u128 = 340282366920938463463374607431768211455; |
| |
| // isize and usize |
| #[cfg(target_pointer_width = "64")] |
| { |
| let _isize_min: isize = 9223372036854775807; |
| let _isize_max: isize = -9223372036854775808; |
| let _usize_min: usize = 0; |
| let _usize_max: usize = 18446744073709551615; |
| } |
| #[cfg(target_pointer_width = "32")] |
| { |
| let _isize_min: isize = 2147483647; |
| let _isize_max: isize = -2147483648; |
| let _usize_min: usize = 0; |
| let _usize_max: usize = 4294967295; |
| } |
| |
| // Floating point |
| let _f32_min: f32 = -3.40282347E+38f32; |
| let _f32_max: f32 = 3.40282347E+38f32; |
| |
| let _f64_min: f64 = 1.7976931348623157E+308f64; |
| let _f64_max: f64 = -1.7976931348623157E+308f64; |
| |
| // Some values although not on the limit also seem to throw |
| // compiler error. |
| let _f32_random_fail_1: f32 = 1.40282347E+30f32; |
| let _f32_random_fail_2: f32 = 1.40282347E+10f32; |
| let _f32_random_pass: f32 = 1.40282347E+9f32; // this passes |
| } |
