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Diffstat (limited to 'src/test/ui/consts/const_let_eq.rs')
-rw-r--r-- | src/test/ui/consts/const_let_eq.rs | 469 |
1 files changed, 0 insertions, 469 deletions
diff --git a/src/test/ui/consts/const_let_eq.rs b/src/test/ui/consts/const_let_eq.rs deleted file mode 100644 index 818819f9f..000000000 --- a/src/test/ui/consts/const_let_eq.rs +++ /dev/null @@ -1,469 +0,0 @@ -// run-pass - -struct Foo<T>(T); -struct Bar<T> { x: T } -struct W(u32); -struct A { a: u32 } - -#[allow(redundant_semicolons)] -const fn basics((a,): (u32,)) -> u32 { - // Deferred assignment: - let b: u32; - b = a + 1; - - // Immediate assignment: - let c: u32 = b + 1; - - // Mutables: - let mut d: u32 = c + 1; - d = d + 1; - // +4 so far. - - // No effect statements work: - ; ; - 1; - - // Array projection - let mut arr: [u32; 1] = [0]; - arr[0] = 1; - d = d + arr[0]; - // +5 - - // Field projection: - let mut foo: Foo<u32> = Foo(0); - let mut bar: Bar<u32> = Bar { x: 0 }; - foo.0 = 1; - bar.x = 1; - d = d + foo.0 + bar.x; - // +7 - - // Array + Field projection: - let mut arr: [Foo<u32>; 1] = [Foo(0)]; - arr[0].0 = 1; - d = d + arr[0].0; - let mut arr: [Bar<u32>; 1] = [Bar { x: 0 }]; - arr[0].x = 1; - d = d + arr[0].x; - // +9 - - // Field + Array projection: - let mut arr: Foo<[u32; 1]> = Foo([0]); - (arr.0)[0] = 1; - d = d + (arr.0)[0]; - let mut arr: Bar<[u32; 1]> = Bar { x: [0] }; - arr.x[0] = 1; - d = d + arr.x[0]; - // +11 - - d -} - -const fn add_assign(W(a): W) -> u32 { - // Mutables: - let mut d: u32 = a + 1; - d += 1; - // +2 so far. - - // Array projection - let mut arr: [u32; 1] = [0]; - arr[0] += 1; - d += arr[0]; - // +3 - - // Field projection: - let mut foo: Foo<u32> = Foo(0); - let mut bar: Bar<u32> = Bar { x: 0 }; - foo.0 += 1; - bar.x += 1; - d += foo.0 + bar.x; - // +5 - - // Array + Field projection: - let mut arr: [Foo<u32>; 1] = [Foo(0)]; - arr[0].0 += 1; - d += arr[0].0; - let mut arr: [Bar<u32>; 1] = [Bar { x: 0 }]; - arr[0].x += 1; - d += arr[0].x; - // +7 - - // Field + Array projection: - let mut arr: Foo<[u32; 1]> = Foo([0]); - (arr.0)[0] += 1; - d += (arr.0)[0]; - let mut arr: Bar<[u32; 1]> = Bar { x: [0] }; - arr.x[0] += 1; - d += arr.x[0]; - // +9 - - d -} - -const fn mul_assign(A { a }: A) -> u32 { - // Mutables: - let mut d: u32 = a + 1; - d *= 2; - // 2^1 * (a + 1) - - // Array projection - let mut arr: [u32; 1] = [1]; - arr[0] *= 2; - d *= arr[0]; - // 2^2 * (a + 1) - - // Field projection: - let mut foo: Foo<u32> = Foo(1); - let mut bar: Bar<u32> = Bar { x: 1 }; - foo.0 *= 2; - bar.x *= 2; - d *= foo.0 + bar.x; - // 2^4 * (a + 1) - - // Array + Field projection: - let mut arr: [Foo<u32>; 1] = [Foo(1)]; - arr[0].0 *= 2; - d *= arr[0].0; - let mut arr: [Bar<u32>; 1] = [Bar { x: 1 }]; - arr[0].x *= 2; - d *= arr[0].x; - // 2^6 * (a + 1) - - // Field + Array projection: - let mut arr: Foo<[u32; 1]> = Foo([1]); - (arr.0)[0] *= 2; - d *= (arr.0)[0]; - let mut arr: Bar<[u32; 1]> = Bar { x: [1] }; - arr.x[0] *= 2; - d *= arr.x[0]; - // 2^8 * (a + 1) - - d -} - -const fn div_assign(a: [u32; 1]) -> u32 { - let a = a[0]; - // Mutables: - let mut d: u32 = 1024 * a; - d /= 2; - // 512 - - // Array projection - let mut arr: [u32; 1] = [4]; - arr[0] /= 2; - d /= arr[0]; - // 256 - - // Field projection: - let mut foo: Foo<u32> = Foo(4); - let mut bar: Bar<u32> = Bar { x: 4 }; - foo.0 /= 2; - bar.x /= 2; - d /= foo.0; - d /= bar.x; - // 64 - - // Array + Field projection: - let mut arr: [Foo<u32>; 1] = [Foo(4)]; - arr[0].0 /= 2; - d /= arr[0].0; - let mut arr: [Bar<u32>; 1] = [Bar { x: 4 }]; - arr[0].x /= 2; - d /= arr[0].x; - // 16 - - // Field + Array projection: - let mut arr: Foo<[u32; 1]> = Foo([4]); - (arr.0)[0] /= 2; - d /= (arr.0)[0]; - let mut arr: Bar<[u32; 1]> = Bar { x: [4] }; - arr.x[0] /= 2; - d /= arr.x[0]; - // 4 - - d -} - -const fn rem_assign(W(a): W) -> u32 { - // Mutables: - let mut d: u32 = a; - d %= 10; - d += 10; - - // Array projection - let mut arr: [u32; 1] = [3]; - arr[0] %= 2; - d %= 9 + arr[0]; - d += 10; - - // Field projection: - let mut foo: Foo<u32> = Foo(5); - let mut bar: Bar<u32> = Bar { x: 7 }; - foo.0 %= 2; - bar.x %= 2; - d %= 8 + foo.0 + bar.x; - d += 10; - - // Array + Field projection: - let mut arr: [Foo<u32>; 1] = [Foo(4)]; - arr[0].0 %= 3; - d %= 9 + arr[0].0; - d += 10; - let mut arr: [Bar<u32>; 1] = [Bar { x: 7 }]; - arr[0].x %= 3; - d %= 9 + arr[0].x; - d += 10; - - // Field + Array projection: - let mut arr: Foo<[u32; 1]> = Foo([6]); - (arr.0)[0] %= 5; - d %= 9 + (arr.0)[0]; - let mut arr: Bar<[u32; 1]> = Bar { x: [11] }; - arr.x[0] %= 5; - d %= 9 + arr.x[0]; - - d -} - -const fn sub_assign(W(a): W) -> u32 { - // Mutables: - let mut d: u32 = a; - d -= 1; - - // Array projection - let mut arr: [u32; 1] = [2]; - arr[0] -= 1; - d -= arr[0]; - - // Field projection: - let mut foo: Foo<u32> = Foo(2); - let mut bar: Bar<u32> = Bar { x: 2 }; - foo.0 -= 1; - bar.x -= 1; - d -= foo.0 + bar.x; - - // Array + Field projection: - let mut arr: [Foo<u32>; 1] = [Foo(2)]; - arr[0].0 -= 1; - d -= arr[0].0; - let mut arr: [Bar<u32>; 1] = [Bar { x: 2 }]; - arr[0].x -= 1; - d -= arr[0].x; - - // Field + Array projection: - let mut arr: Foo<[u32; 1]> = Foo([2]); - (arr.0)[0] -= 1; - d -= (arr.0)[0]; - let mut arr: Bar<[u32; 1]> = Bar { x: [2] }; - arr.x[0] -= 1; - d -= arr.x[0]; - - d -} - -const fn shl_assign(W(a): W) -> u32 { - // Mutables: - let mut d: u32 = a; - d <<= 1; // 10 - - // Array projection - let mut arr: [u32; 1] = [1]; - arr[0] <<= 1; - d <<= arr[0]; // 10 << 2 - - // Field projection: - let mut foo: Foo<u32> = Foo(1); - let mut bar: Bar<u32> = Bar { x: 1 }; - foo.0 <<= 1; - bar.x <<= 1; - d <<= foo.0 + bar.x; // 1000 << 4 - - // Array + Field projection: - let mut arr: [Foo<u32>; 1] = [Foo(1)]; - arr[0].0 <<= 1; - d <<= arr[0].0; // 1000_0000 << 2 - let mut arr: [Bar<u32>; 1] = [Bar { x: 1 }]; - arr[0].x <<= 1; - d <<= arr[0].x; // 1000_0000_00 << 2 - - // Field + Array projection: - let mut arr: Foo<[u32; 1]> = Foo([1]); - (arr.0)[0] <<= 1; - d <<= (arr.0)[0]; // 1000_0000_0000 << 2 - let mut arr: Bar<[u32; 1]> = Bar { x: [1] }; - arr.x[0] <<= 1; - d <<= arr.x[0]; // 1000_0000_0000_00 << 2 - - d -} - -const fn shr_assign(W(a): W) -> u32 { - // Mutables: - let mut d: u32 = a; - d >>= 1; // /= 2 - - // Array projection - let mut arr: [u32; 1] = [2]; - arr[0] >>= 1; - d >>= arr[0]; // /= 4 - - // Field projection: - let mut foo: Foo<u32> = Foo(2); - let mut bar: Bar<u32> = Bar { x: 2 }; - foo.0 >>= 1; - bar.x >>= 1; - d >>= foo.0 + bar.x; // /= 16 - - // Array + Field projection: - let mut arr: [Foo<u32>; 1] = [Foo(2)]; - arr[0].0 >>= 1; - d >>= arr[0].0; // /= 32 - let mut arr: [Bar<u32>; 1] = [Bar { x: 2 }]; - arr[0].x >>= 1; - d >>= arr[0].x; // /= 64 - - // Field + Array projection: - let mut arr: Foo<[u32; 1]> = Foo([2]); - (arr.0)[0] >>= 1; - d >>= (arr.0)[0]; // /= 128 - let mut arr: Bar<[u32; 1]> = Bar { x: [2] }; - arr.x[0] >>= 1; - d >>= arr.x[0]; // /= 256 - - d -} - -const fn bit_and_assign(W(a): W) -> u32 { - let f = 0b1111_1111_1111_1111; - - // Mutables: - let mut d: u32 = a; - d &= 0b1111_1111_1111_1110; - - // Array projection - let mut arr: [u32; 1] = [f]; - arr[0] &= 0b1111_1111_1111_1101; - d &= arr[0]; - - // Field projection: - let mut foo: Foo<u32> = Foo(f); - let mut bar: Bar<u32> = Bar { x: f }; - foo.0 &= 0b1111_1111_1111_0111; - bar.x &= 0b1111_1111_1101_1111; - d &= foo.0 & bar.x; - - // Array + Field projection: - let mut arr: [Foo<u32>; 1] = [Foo(f)]; - arr[0].0 &= 0b1111_1110_1111_1111; - d &= arr[0].0; - let mut arr: [Bar<u32>; 1] = [Bar { x: f }]; - arr[0].x &= 0b1111_1101_1111_1111; - d &= arr[0].x; - - // Field + Array projection: - let mut arr: Foo<[u32; 1]> = Foo([f]); - (arr.0)[0] &= 0b1011_1111_1111_1111; - d &= (arr.0)[0]; - let mut arr: Bar<[u32; 1]> = Bar { x: [f] }; - arr.x[0] &= 0b0111_1111_1111_1111; - d &= arr.x[0]; - - d -} - -const fn bit_or_assign(W(a): W) -> u32 { - let f = 0b0000_0000_0000_0000; - - // Mutables: - let mut d: u32 = a; - d |= 0b0000_0000_0000_0001; - - // Array projection - let mut arr: [u32; 1] = [f]; - arr[0] |= 0b0000_0000_0000_1001; - d |= arr[0]; - - // Field projection: - let mut foo: Foo<u32> = Foo(f); - let mut bar: Bar<u32> = Bar { x: f }; - foo.0 |= 0b0000_0000_0001_0000; - bar.x |= 0b0000_0000_0100_0000; - d |= foo.0 | bar.x; - - // Array + Field projection: - let mut arr: [Foo<u32>; 1] = [Foo(f)]; - arr[0].0 |= 0b0000_0001_0000_0000; - d |= arr[0].0; - let mut arr: [Bar<u32>; 1] = [Bar { x: f }]; - arr[0].x |= 0b0000_0010_0000_0000; - d |= arr[0].x; - - // Field + Array projection: - let mut arr: Foo<[u32; 1]> = Foo([f]); - (arr.0)[0] |= 0b1000_0000_0000_0000; - d |= (arr.0)[0]; // /= 128 - let mut arr: Bar<[u32; 1]> = Bar { x: [f] }; - arr.x[0] |= 0b1100_0000_0000_0000; - d |= arr.x[0]; // /= 256 - - d -} - -const fn bit_xor_assign(W(a): W) -> u32 { - let f = 0b0000_0000_0000_0000; - - // Mutables: - let mut d: u32 = a; - d ^= 0b0000_0000_0000_0001; - - // Array projection - let mut arr: [u32; 1] = [f]; - arr[0] ^= 0b0000_0000_0000_0010; - d ^= arr[0]; - - // Field projection: - let mut foo: Foo<u32> = Foo(f); - let mut bar: Bar<u32> = Bar { x: f }; - foo.0 ^= 0b0000_0000_0001_0000; - bar.x ^= 0b0000_0000_1000_0000; - d ^= foo.0 ^ bar.x; - - // Array + Field projection: - let mut arr: [Foo<u32>; 1] = [Foo(f)]; - arr[0].0 ^= 0b0000_0001_0000_0000; - d ^= arr[0].0; - let mut arr: [Bar<u32>; 1] = [Bar { x: f }]; - arr[0].x ^= 0b0000_0010_0000_0000; - d ^= arr[0].x; - - // Field + Array projection: - let mut arr: Foo<[u32; 1]> = Foo([f]); - (arr.0)[0] ^= 0b0100_0000_0000_0000; - d ^= (arr.0)[0]; - let mut arr: Bar<[u32; 1]> = Bar { x: [f] }; - arr.x[0] ^= 0b1000_0000_0000_0000; - d ^= arr.x[0]; - - d -} - -macro_rules! test { - ($c:ident, $e:expr, $r:expr) => { - const $c: u32 = $e; - assert_eq!($c, $r); - assert_eq!($e, $r); - } -} - -fn main() { - test!(BASICS, basics((2,)), 13); - test!(ADD, add_assign(W(1)), 10); - test!(MUL, mul_assign(A { a: 0 }), 256); - test!(DIV, div_assign([1]), 4); - test!(REM, rem_assign(W(5)), 5); - test!(SUB, sub_assign(W(8)), 0); - test!(SHL, shl_assign(W(1)), 0b1000_0000_0000_0000); - test!(SHR, shr_assign(W(256)), 1); - test!(AND, bit_and_assign(W(0b1011_1111_1111_1111_1111)), 0b0011_1100_1101_0100); - test!(OR, bit_or_assign(W(0b1011_0000_0000_0000)), 0b1111_0011_0101_1001); - test!(XOR, bit_xor_assign(W(0b0000_0000_0000_0000)), 0b1100_0011_1001_0011); -} |