diff options
Diffstat (limited to 'src/test/ui/consts/const-int-unchecked.rs')
| -rw-r--r-- | src/test/ui/consts/const-int-unchecked.rs | 149 |
1 files changed, 0 insertions, 149 deletions
diff --git a/src/test/ui/consts/const-int-unchecked.rs b/src/test/ui/consts/const-int-unchecked.rs deleted file mode 100644 index 902a66848..000000000 --- a/src/test/ui/consts/const-int-unchecked.rs +++ /dev/null @@ -1,149 +0,0 @@ -#![feature(core_intrinsics)] -#![feature(const_int_unchecked_arith)] - -use std::intrinsics; - -// The documentation of `unchecked_shl` states that it: -// -// Performs an unchecked left shift, resulting in undefined behavior when -// y < 0 or y >= N, where N is the width of T in bits. -// -// So we check this for a few `y`. - -// unsigned types: - -const SHL_U8: u8 = unsafe { intrinsics::unchecked_shl(5_u8, 8) }; -//~^ ERROR evaluation of constant value failed -const SHL_U16: u16 = unsafe { intrinsics::unchecked_shl(5_u16, 16) }; -//~^ ERROR evaluation of constant value failed -const SHL_U32: u32 = unsafe { intrinsics::unchecked_shl(5_u32, 32) }; -//~^ ERROR evaluation of constant value failed -const SHL_U64: u64 = unsafe { intrinsics::unchecked_shl(5_u64, 64) }; -//~^ ERROR evaluation of constant value failed -const SHL_U128: u128 = unsafe { intrinsics::unchecked_shl(5_u128, 128) }; -//~^ ERROR evaluation of constant value failed - -// signed types: - -const SHL_I8: i8 = unsafe { intrinsics::unchecked_shl(5_i8, 8) }; -//~^ ERROR evaluation of constant value failed -const SHL_I16: i16 = unsafe { intrinsics::unchecked_shl(5_16, 16) }; -//~^ ERROR evaluation of constant value failed -const SHL_I32: i32 = unsafe { intrinsics::unchecked_shl(5_i32, 32) }; -//~^ ERROR evaluation of constant value failed -const SHL_I64: i64 = unsafe { intrinsics::unchecked_shl(5_i64, 64) }; -//~^ ERROR evaluation of constant value failed -const SHL_I128: i128 = unsafe { intrinsics::unchecked_shl(5_i128, 128) }; -//~^ ERROR evaluation of constant value failed - -// and make sure we capture y < 0: - -const SHL_I8_NEG: i8 = unsafe { intrinsics::unchecked_shl(5_i8, -1) }; -//~^ ERROR evaluation of constant value failed -const SHL_I16_NEG: i16 = unsafe { intrinsics::unchecked_shl(5_16, -1) }; -//~^ ERROR evaluation of constant value failed -const SHL_I32_NEG: i32 = unsafe { intrinsics::unchecked_shl(5_i32, -1) }; -//~^ ERROR evaluation of constant value failed -const SHL_I64_NEG: i64 = unsafe { intrinsics::unchecked_shl(5_i64, -1) }; -//~^ ERROR evaluation of constant value failed -const SHL_I128_NEG: i128 = unsafe { intrinsics::unchecked_shl(5_i128, -1) }; -//~^ ERROR evaluation of constant value failed - -// and that there's no special relation to the value -1 by picking some -// negative values at random: - -const SHL_I8_NEG_RANDOM: i8 = unsafe { intrinsics::unchecked_shl(5_i8, -6) }; -//~^ ERROR evaluation of constant value failed -const SHL_I16_NEG_RANDOM: i16 = unsafe { intrinsics::unchecked_shl(5_16, -13) }; -//~^ ERROR evaluation of constant value failed -const SHL_I32_NEG_RANDOM: i32 = unsafe { intrinsics::unchecked_shl(5_i32, -25) }; -//~^ ERROR evaluation of constant value failed -const SHL_I64_NEG_RANDOM: i64 = unsafe { intrinsics::unchecked_shl(5_i64, -30) }; -//~^ ERROR evaluation of constant value failed -const SHL_I128_NEG_RANDOM: i128 = unsafe { intrinsics::unchecked_shl(5_i128, -93) }; -//~^ ERROR evaluation of constant value failed - -// Repeat it all over for `unchecked_shr` - -// unsigned types: - -const SHR_U8: u8 = unsafe { intrinsics::unchecked_shr(5_u8, 8) }; -//~^ ERROR evaluation of constant value failed -const SHR_U16: u16 = unsafe { intrinsics::unchecked_shr(5_u16, 16) }; -//~^ ERROR evaluation of constant value failed -const SHR_U32: u32 = unsafe { intrinsics::unchecked_shr(5_u32, 32) }; -//~^ ERROR evaluation of constant value failed -const SHR_U64: u64 = unsafe { intrinsics::unchecked_shr(5_u64, 64) }; -//~^ ERROR evaluation of constant value failed -const SHR_U128: u128 = unsafe { intrinsics::unchecked_shr(5_u128, 128) }; -//~^ ERROR evaluation of constant value failed - -// signed types: - -const SHR_I8: i8 = unsafe { intrinsics::unchecked_shr(5_i8, 8) }; -//~^ ERROR evaluation of constant value failed -const SHR_I16: i16 = unsafe { intrinsics::unchecked_shr(5_16, 16) }; -//~^ ERROR evaluation of constant value failed -const SHR_I32: i32 = unsafe { intrinsics::unchecked_shr(5_i32, 32) }; -//~^ ERROR evaluation of constant value failed -const SHR_I64: i64 = unsafe { intrinsics::unchecked_shr(5_i64, 64) }; -//~^ ERROR evaluation of constant value failed -const SHR_I128: i128 = unsafe { intrinsics::unchecked_shr(5_i128, 128) }; -//~^ ERROR evaluation of constant value failed - -// and make sure we capture y < 0: - -const SHR_I8_NEG: i8 = unsafe { intrinsics::unchecked_shr(5_i8, -1) }; -//~^ ERROR evaluation of constant value failed -const SHR_I16_NEG: i16 = unsafe { intrinsics::unchecked_shr(5_16, -1) }; -//~^ ERROR evaluation of constant value failed -const SHR_I32_NEG: i32 = unsafe { intrinsics::unchecked_shr(5_i32, -1) }; -//~^ ERROR evaluation of constant value failed -const SHR_I64_NEG: i64 = unsafe { intrinsics::unchecked_shr(5_i64, -1) }; -//~^ ERROR evaluation of constant value failed -const SHR_I128_NEG: i128 = unsafe { intrinsics::unchecked_shr(5_i128, -1) }; -//~^ ERROR evaluation of constant value failed - -// and that there's no special relation to the value -1 by picking some -// negative values at random: - -const SHR_I8_NEG_RANDOM: i8 = unsafe { intrinsics::unchecked_shr(5_i8, -6) }; -//~^ ERROR evaluation of constant value failed -const SHR_I16_NEG_RANDOM: i16 = unsafe { intrinsics::unchecked_shr(5_16, -13) }; -//~^ ERROR evaluation of constant value failed -const SHR_I32_NEG_RANDOM: i32 = unsafe { intrinsics::unchecked_shr(5_i32, -25) }; -//~^ ERROR evaluation of constant value failed -const SHR_I64_NEG_RANDOM: i64 = unsafe { intrinsics::unchecked_shr(5_i64, -30) }; -//~^ ERROR evaluation of constant value failed -const SHR_I128_NEG_RANDOM: i128 = unsafe { intrinsics::unchecked_shr(5_i128, -93) }; -//~^ ERROR evaluation of constant value failed - -// Other arithmetic functions: - -const _: u16 = unsafe { std::intrinsics::unchecked_add(40000u16, 30000) }; -//~^ ERROR evaluation of constant value failed - -const _: u32 = unsafe { std::intrinsics::unchecked_sub(14u32, 22) }; -//~^ ERROR evaluation of constant value failed - -const _: u16 = unsafe { std::intrinsics::unchecked_mul(300u16, 250u16) }; -//~^ ERROR evaluation of constant value failed - -const _: i32 = unsafe { std::intrinsics::unchecked_div(1, 0) }; -//~^ ERROR evaluation of constant value failed -const _: i32 = unsafe { std::intrinsics::unchecked_div(i32::MIN, -1) }; -//~^ ERROR evaluation of constant value failed - -const _: i32 = unsafe { std::intrinsics::unchecked_rem(1, 0) }; -//~^ ERROR evaluation of constant value failed -const _: i32 = unsafe { std::intrinsics::unchecked_rem(i32::MIN, -1) }; -//~^ ERROR evaluation of constant value failed - -// capture fault with zero value - -const _: u32 = unsafe { std::intrinsics::ctlz_nonzero(0) }; -//~^ ERROR evaluation of constant value failed -const _: u32 = unsafe { std::intrinsics::cttz_nonzero(0) }; -//~^ ERROR evaluation of constant value failed - -fn main() {} |