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| author | bors <bors@rust-lang.org> | 2018-09-03 16:31:34 +0000 |
|---|---|---|
| committer | bors <bors@rust-lang.org> | 2018-09-03 16:31:34 +0000 |
| commit | cd5c26f0eb48c8f32ea86e9f2434d905ff2cfc74 (patch) | |
| tree | 155c8f01c3c62548c76441cb207504e1024345d3 /src/test | |
| parent | ee73f80dc963707df3b3da82976556d64cac5752 (diff) | |
| parent | 4811e5b6c71657772b4c12e6f5cbb5c1624bf669 (diff) | |
| download | rust-cd5c26f0eb48c8f32ea86e9f2434d905ff2cfc74.tar.gz rust-cd5c26f0eb48c8f32ea86e9f2434d905ff2cfc74.zip | |
Auto merge of #53697 - Cyres:const-fn-int-ops, r=oli-obk
Add more const int ops r? @oli-obk Tracking Issue: #53718 list of `const fn`s in this PR: - `feature = const_int_rotate` - `rotate_left` - `rotate_right` - `feature = const_int_wrapping` - `wrapping_add` - `wrapping_sub` - `wrapping_mul` - `wrapping_shl` - `wrapping_shr` - `feature = const_int_overflowing` - `overflowing_add` - `overflowing_sub` - `overflowing_mul` - `overflowing_shl` - `overflowing_shr` - `feature = const_int_sign` - `is_positive` - `is_negative` - `feature = const_int_conversion` - `reverse_bits` - `to_le_bytes` - `to_ne_bytes` - `from_be_bytes` - `from_le_bytes` - `from_ne_bytes` - `reverse_bits`
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/run-pass/const-int-conversion.rs | 34 | ||||
| -rw-r--r-- | src/test/run-pass/const-int-overflowing.rs | 47 | ||||
| -rw-r--r-- | src/test/run-pass/const-int-rotate.rs | 23 | ||||
| -rw-r--r-- | src/test/run-pass/const-int-sign.rs | 23 | ||||
| -rw-r--r-- | src/test/run-pass/const-int-wrapping.rs | 47 | ||||
| -rw-r--r-- | src/test/ui/consts/const-int-conversion.rs | 28 | ||||
| -rw-r--r-- | src/test/ui/consts/const-int-conversion.stderr | 80 | ||||
| -rw-r--r-- | src/test/ui/consts/const-int-overflowing.rs | 15 | ||||
| -rw-r--r-- | src/test/ui/consts/const-int-overflowing.stderr | 35 | ||||
| -rw-r--r-- | src/test/ui/consts/const-int-rotate.rs | 14 | ||||
| -rw-r--r-- | src/test/ui/consts/const-int-rotate.stderr | 24 | ||||
| -rw-r--r-- | src/test/ui/consts/const-int-sign.rs | 14 | ||||
| -rw-r--r-- | src/test/ui/consts/const-int-sign.stderr | 24 | ||||
| -rw-r--r-- | src/test/ui/consts/const-int-wrapping.rs | 17 | ||||
| -rw-r--r-- | src/test/ui/consts/const-int-wrapping.stderr | 57 |
15 files changed, 482 insertions, 0 deletions
diff --git a/src/test/run-pass/const-int-conversion.rs b/src/test/run-pass/const-int-conversion.rs new file mode 100644 index 00000000000..790c62288d3 --- /dev/null +++ b/src/test/run-pass/const-int-conversion.rs @@ -0,0 +1,34 @@ +// Copyright 2018 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +#![feature(const_int_conversion, const_int_ops, reverse_bits, int_to_from_bytes)] + +const REVERSE: u32 = 0x12345678_u32.reverse_bits(); +const FROM_BE_BYTES: i32 = i32::from_be_bytes([0x12, 0x34, 0x56, 0x78]); +const FROM_LE_BYTES: i32 = i32::from_le_bytes([0x12, 0x34, 0x56, 0x78]); +const FROM_NE_BYTES: i32 = i32::from_be(i32::from_ne_bytes([0x80, 0, 0, 0])); +const TO_BE_BYTES: [u8; 4] = 0x12_34_56_78_i32.to_be_bytes(); +const TO_LE_BYTES: [u8; 4] = 0x12_34_56_78_i32.to_le_bytes(); +const TO_NE_BYTES: [u8; 4] = i32::min_value().to_be().to_ne_bytes(); + +fn ident<T>(ident: T) -> T { + ident +} + +fn main() { + assert_eq!(REVERSE, ident(0x1e6a2c48)); + assert_eq!(FROM_BE_BYTES, ident(0x12_34_56_78)); + assert_eq!(FROM_LE_BYTES, ident(0x78_56_34_12)); + assert_eq!(FROM_NE_BYTES, ident(i32::min_value())); + assert_eq!(TO_BE_BYTES, ident([0x12, 0x34, 0x56, 0x78])); + assert_eq!(TO_LE_BYTES, ident([0x78, 0x56, 0x34, 0x12])); + assert_eq!(TO_NE_BYTES, ident([0x80, 0, 0, 0])); +} + diff --git a/src/test/run-pass/const-int-overflowing.rs b/src/test/run-pass/const-int-overflowing.rs new file mode 100644 index 00000000000..0f8f230f456 --- /dev/null +++ b/src/test/run-pass/const-int-overflowing.rs @@ -0,0 +1,47 @@ +// Copyright 2018 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +#![feature(const_int_overflowing)] + +const ADD_A: (u32, bool) = 5u32.overflowing_add(2); +const ADD_B: (u32, bool) = u32::max_value().overflowing_add(1); + +const SUB_A: (u32, bool) = 5u32.overflowing_sub(2); +const SUB_B: (u32, bool) = 0u32.overflowing_sub(1); + +const MUL_A: (u32, bool) = 5u32.overflowing_mul(2); +const MUL_B: (u32, bool) = 1_000_000_000u32.overflowing_mul(10); + +const SHL_A: (u32, bool) = 0x1u32.overflowing_shl(4); +const SHL_B: (u32, bool) = 0x1u32.overflowing_shl(132); + +const SHR_A: (u32, bool) = 0x10u32.overflowing_shr(4); +const SHR_B: (u32, bool) = 0x10u32.overflowing_shr(132); + +fn ident<T>(ident: T) -> T { + ident +} + +fn main() { + assert_eq!(ADD_A, ident((7, false))); + assert_eq!(ADD_B, ident((0, true))); + + assert_eq!(SUB_A, ident((3, false))); + assert_eq!(SUB_B, ident((u32::max_value(), true))); + + assert_eq!(MUL_A, ident((10, false))); + assert_eq!(MUL_B, ident((1410065408, true))); + + assert_eq!(SHL_A, ident((0x10, false))); + assert_eq!(SHL_B, ident((0x10, true))); + + assert_eq!(SHR_A, ident((0x1, false))); + assert_eq!(SHR_B, ident((0x1, true))); +} diff --git a/src/test/run-pass/const-int-rotate.rs b/src/test/run-pass/const-int-rotate.rs new file mode 100644 index 00000000000..ee8e0b0b9dd --- /dev/null +++ b/src/test/run-pass/const-int-rotate.rs @@ -0,0 +1,23 @@ +// Copyright 2018 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +#![feature(const_int_rotate)] + +const LEFT: u32 = 0x10000b3u32.rotate_left(8); +const RIGHT: u32 = 0xb301u32.rotate_right(8); + +fn ident<T>(ident: T) -> T { + ident +} + +fn main() { + assert_eq!(LEFT, ident(0xb301)); + assert_eq!(RIGHT, ident(0x10000b3)); +} diff --git a/src/test/run-pass/const-int-sign.rs b/src/test/run-pass/const-int-sign.rs new file mode 100644 index 00000000000..e095cfb000c --- /dev/null +++ b/src/test/run-pass/const-int-sign.rs @@ -0,0 +1,23 @@ +// Copyright 2018 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +#![feature(const_int_sign)] + +const NEGATIVE_A: bool = (-10i32).is_negative(); +const NEGATIVE_B: bool = 10i32.is_negative(); +const POSITIVE_A: bool= (-10i32).is_positive(); +const POSITIVE_B: bool= 10i32.is_positive(); + +fn main() { + assert!(NEGATIVE_A); + assert!(!NEGATIVE_B); + assert!(!POSITIVE_A); + assert!(POSITIVE_B); +} diff --git a/src/test/run-pass/const-int-wrapping.rs b/src/test/run-pass/const-int-wrapping.rs new file mode 100644 index 00000000000..ab7c98f9824 --- /dev/null +++ b/src/test/run-pass/const-int-wrapping.rs @@ -0,0 +1,47 @@ +// Copyright 2018 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +#![feature(const_int_wrapping)] + +const ADD_A: u32 = 200u32.wrapping_add(55); +const ADD_B: u32 = 200u32.wrapping_add(u32::max_value()); + +const SUB_A: u32 = 100u32.wrapping_sub(100); +const SUB_B: u32 = 100u32.wrapping_sub(u32::max_value()); + +const MUL_A: u8 = 10u8.wrapping_mul(12); +const MUL_B: u8 = 25u8.wrapping_mul(12); + +const SHL_A: u32 = 1u32.wrapping_shl(7); +const SHL_B: u32 = 1u32.wrapping_shl(128); + +const SHR_A: u32 = 128u32.wrapping_shr(7); +const SHR_B: u32 = 128u32.wrapping_shr(128); + +fn ident<T>(ident: T) -> T { + ident +} + +fn main() { + assert_eq!(ADD_A, ident(255)); + assert_eq!(ADD_B, ident(199)); + + assert_eq!(SUB_A, ident(0)); + assert_eq!(SUB_B, ident(101)); + + assert_eq!(MUL_A, ident(120)); + assert_eq!(MUL_B, ident(44)); + + assert_eq!(SHL_A, ident(128)); + assert_eq!(SHL_B, ident(1)); + + assert_eq!(SHR_A, ident(1)); + assert_eq!(SHR_B, ident(128)); +} diff --git a/src/test/ui/consts/const-int-conversion.rs b/src/test/ui/consts/const-int-conversion.rs new file mode 100644 index 00000000000..0abe6b4a1e4 --- /dev/null +++ b/src/test/ui/consts/const-int-conversion.rs @@ -0,0 +1,28 @@ +// Copyright 2018 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +#![feature(reverse_bits, int_to_from_bytes)] + +fn main() { + let x: &'static i32 = &(5_i32.reverse_bits()); + //~^ ERROR does not live long enough + let y: &'static i32 = &(i32::from_be_bytes([0x12, 0x34, 0x56, 0x78])); + //~^ ERROR does not live long enough + let z: &'static i32 = &(i32::from_le_bytes([0x12, 0x34, 0x56, 0x78])); + //~^ ERROR does not live long enough + let a: &'static i32 = &(i32::from_be(i32::from_ne_bytes([0x80, 0, 0, 0]))); + //~^ ERROR does not live long enough + let b: &'static [u8] = &(0x12_34_56_78_i32.to_be_bytes()); + //~^ ERROR does not live long enough + let c: &'static [u8] = &(0x12_34_56_78_i32.to_le_bytes()); + //~^ ERROR does not live long enough + let d: &'static [u8] = &(i32::min_value().to_be().to_ne_bytes()); + //~^ ERROR does not live long enough +} diff --git a/src/test/ui/consts/const-int-conversion.stderr b/src/test/ui/consts/const-int-conversion.stderr new file mode 100644 index 00000000000..fc2472a7b58 --- /dev/null +++ b/src/test/ui/consts/const-int-conversion.stderr @@ -0,0 +1,80 @@ +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-conversion.rs:14:28 + | +LL | let x: &'static i32 = &(5_i32.reverse_bits()); + | ^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +... +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-conversion.rs:16:28 + | +LL | let y: &'static i32 = &(i32::from_be_bytes([0x12, 0x34, 0x56, 0x78])); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +... +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-conversion.rs:18:28 + | +LL | let z: &'static i32 = &(i32::from_le_bytes([0x12, 0x34, 0x56, 0x78])); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +... +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-conversion.rs:20:28 + | +LL | let a: &'static i32 = &(i32::from_be(i32::from_ne_bytes([0x80, 0, 0, 0]))); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +... +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-conversion.rs:22:29 + | +LL | let b: &'static [u8] = &(0x12_34_56_78_i32.to_be_bytes()); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +... +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-conversion.rs:24:29 + | +LL | let c: &'static [u8] = &(0x12_34_56_78_i32.to_le_bytes()); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +... +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-conversion.rs:26:29 + | +LL | let d: &'static [u8] = &(i32::min_value().to_be().to_ne_bytes()); + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +LL | //~^ ERROR does not live long enough +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error: aborting due to 7 previous errors + +For more information about this error, try `rustc --explain E0597`. diff --git a/src/test/ui/consts/const-int-overflowing.rs b/src/test/ui/consts/const-int-overflowing.rs new file mode 100644 index 00000000000..7bff6b9adb0 --- /dev/null +++ b/src/test/ui/consts/const-int-overflowing.rs @@ -0,0 +1,15 @@ +// Copyright 2018 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +fn main() { + let x: &'static (i32, bool) = &(5_i32.overflowing_add(3)); //~ ERROR does not live long enough + let y: &'static (i32, bool) = &(5_i32.overflowing_sub(3)); //~ ERROR does not live long enough + let z: &'static (i32, bool) = &(5_i32.overflowing_mul(3)); //~ ERROR does not live long enough +} diff --git a/src/test/ui/consts/const-int-overflowing.stderr b/src/test/ui/consts/const-int-overflowing.stderr new file mode 100644 index 00000000000..e06fb6af1a6 --- /dev/null +++ b/src/test/ui/consts/const-int-overflowing.stderr @@ -0,0 +1,35 @@ +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-overflowing.rs:12:36 + | +LL | let x: &'static (i32, bool) = &(5_i32.overflowing_add(3)); //~ ERROR does not live long enough + | ^^^^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +... +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-overflowing.rs:13:36 + | +LL | let y: &'static (i32, bool) = &(5_i32.overflowing_sub(3)); //~ ERROR does not live long enough + | ^^^^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +LL | let z: &'static (i32, bool) = &(5_i32.overflowing_mul(3)); //~ ERROR does not live long enough +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-overflowing.rs:14:36 + | +LL | let z: &'static (i32, bool) = &(5_i32.overflowing_mul(3)); //~ ERROR does not live long enough + | ^^^^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error: aborting due to 3 previous errors + +For more information about this error, try `rustc --explain E0597`. diff --git a/src/test/ui/consts/const-int-rotate.rs b/src/test/ui/consts/const-int-rotate.rs new file mode 100644 index 00000000000..e6f05338c84 --- /dev/null +++ b/src/test/ui/consts/const-int-rotate.rs @@ -0,0 +1,14 @@ +// Copyright 2018 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +fn main() { + let x: &'static i32 = &(5_i32.rotate_left(3)); //~ ERROR does not live long enough + let y: &'static i32 = &(5_i32.rotate_right(3)); //~ ERROR does not live long enough +} diff --git a/src/test/ui/consts/const-int-rotate.stderr b/src/test/ui/consts/const-int-rotate.stderr new file mode 100644 index 00000000000..fa2f6255e01 --- /dev/null +++ b/src/test/ui/consts/const-int-rotate.stderr @@ -0,0 +1,24 @@ +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-rotate.rs:12:28 + | +LL | let x: &'static i32 = &(5_i32.rotate_left(3)); //~ ERROR does not live long enough + | ^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +LL | let y: &'static i32 = &(5_i32.rotate_right(3)); //~ ERROR does not live long enough +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-rotate.rs:13:28 + | +LL | let y: &'static i32 = &(5_i32.rotate_right(3)); //~ ERROR does not live long enough + | ^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0597`. diff --git a/src/test/ui/consts/const-int-sign.rs b/src/test/ui/consts/const-int-sign.rs new file mode 100644 index 00000000000..1082c385cd4 --- /dev/null +++ b/src/test/ui/consts/const-int-sign.rs @@ -0,0 +1,14 @@ +// Copyright 2018 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +fn main() { + let x: &'static bool = &(5_i32.is_negative()); //~ ERROR does not live long enough + let y: &'static bool = &(5_i32.is_positive()); //~ ERROR does not live long enough +} diff --git a/src/test/ui/consts/const-int-sign.stderr b/src/test/ui/consts/const-int-sign.stderr new file mode 100644 index 00000000000..1d456287bd8 --- /dev/null +++ b/src/test/ui/consts/const-int-sign.stderr @@ -0,0 +1,24 @@ +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-sign.rs:12:29 + | +LL | let x: &'static bool = &(5_i32.is_negative()); //~ ERROR does not live long enough + | ^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +LL | let y: &'static bool = &(5_i32.is_positive()); //~ ERROR does not live long enough +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-sign.rs:13:29 + | +LL | let y: &'static bool = &(5_i32.is_positive()); //~ ERROR does not live long enough + | ^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error: aborting due to 2 previous errors + +For more information about this error, try `rustc --explain E0597`. diff --git a/src/test/ui/consts/const-int-wrapping.rs b/src/test/ui/consts/const-int-wrapping.rs new file mode 100644 index 00000000000..bd11d5df232 --- /dev/null +++ b/src/test/ui/consts/const-int-wrapping.rs @@ -0,0 +1,17 @@ +// Copyright 2018 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +fn main() { + let x: &'static i32 = &(5_i32.wrapping_add(3)); //~ ERROR does not live long enough + let y: &'static i32 = &(5_i32.wrapping_sub(3)); //~ ERROR does not live long enough + let z: &'static i32 = &(5_i32.wrapping_mul(3)); //~ ERROR does not live long enough + let a: &'static i32 = &(5_i32.wrapping_shl(3)); //~ ERROR does not live long enough + let b: &'static i32 = &(5_i32.wrapping_shr(3)); //~ ERROR does not live long enough +} diff --git a/src/test/ui/consts/const-int-wrapping.stderr b/src/test/ui/consts/const-int-wrapping.stderr new file mode 100644 index 00000000000..94974e09939 --- /dev/null +++ b/src/test/ui/consts/const-int-wrapping.stderr @@ -0,0 +1,57 @@ +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-wrapping.rs:12:28 + | +LL | let x: &'static i32 = &(5_i32.wrapping_add(3)); //~ ERROR does not live long enough + | ^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +... +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-wrapping.rs:13:28 + | +LL | let y: &'static i32 = &(5_i32.wrapping_sub(3)); //~ ERROR does not live long enough + | ^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +... +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-wrapping.rs:14:28 + | +LL | let z: &'static i32 = &(5_i32.wrapping_mul(3)); //~ ERROR does not live long enough + | ^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +... +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-wrapping.rs:15:28 + | +LL | let a: &'static i32 = &(5_i32.wrapping_shl(3)); //~ ERROR does not live long enough + | ^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +LL | let b: &'static i32 = &(5_i32.wrapping_shr(3)); //~ ERROR does not live long enough +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error[E0597]: borrowed value does not live long enough + --> $DIR/const-int-wrapping.rs:16:28 + | +LL | let b: &'static i32 = &(5_i32.wrapping_shr(3)); //~ ERROR does not live long enough + | ^^^^^^^^^^^^^^^^^^^^^^^ temporary value does not live long enough +LL | } + | - temporary value only lives until here + | + = note: borrowed value must be valid for the static lifetime... + +error: aborting due to 5 previous errors + +For more information about this error, try `rustc --explain E0597`. |
