diff options
Diffstat (limited to 'src/test/ui/consts/const-int-rotate-rpass.rs')
| -rw-r--r-- | src/test/ui/consts/const-int-rotate-rpass.rs | 43 |
1 files changed, 0 insertions, 43 deletions
diff --git a/src/test/ui/consts/const-int-rotate-rpass.rs b/src/test/ui/consts/const-int-rotate-rpass.rs deleted file mode 100644 index 14f34f76c..000000000 --- a/src/test/ui/consts/const-int-rotate-rpass.rs +++ /dev/null @@ -1,43 +0,0 @@ -// run-pass - -const LEFT: u32 = 0x10000b3u32.rotate_left(8); -const RIGHT: u32 = 0xb301u32.rotate_right(8); - -// Rotating these should make no difference -// -// We test using 124 bits because to ensure that overlong bit shifts do -// not cause undefined behaviour. See #10183. -const LEFT_OVERFLOW: i16 = 0i16.rotate_left(124); -const RIGHT_OVERFLOW: i16 = 0i16.rotate_right(124); -const ONE_LEFT_OVERFLOW: u16 = 1u16.rotate_left(124); -const ONE_RIGHT_OVERFLOW: u16 = 1u16.rotate_right(124); - -const NON_ZERO_LEFT_OVERFLOW: u16 = 0b10u16.rotate_left(124); -const NON_ZERO_RIGHT_OVERFLOW: u16 = 0b10u16.rotate_right(124); - -// Rotating by 0 should have no effect -const ZERO_ROTATE_LEFT: i8 = 0b0010_0001i8.rotate_left(0); -const ZERO_ROTATE_RIGHT: i8 = 0b0111_1001i8.rotate_right(0); - -// Rotating by a multiple of word size should also have no effect -const MULTIPLE_ROTATE_LEFT: i32 = 0b0010_0001i32.rotate_left(128); -const MULTIPLE_ROTATE_RIGHT: i32 = 0b0010_0001i32.rotate_right(128); - -fn main() { - assert_eq!(LEFT, 0xb301); - assert_eq!(RIGHT, 0x0100_00b3); - - assert_eq!(LEFT_OVERFLOW, 0); - assert_eq!(RIGHT_OVERFLOW, 0); - assert_eq!(ONE_LEFT_OVERFLOW, 0b0001_0000_0000_0000); - assert_eq!(ONE_RIGHT_OVERFLOW, 0b0001_0000); - - assert_eq!(NON_ZERO_LEFT_OVERFLOW, 0b0010_0000_0000_0000); - assert_eq!(NON_ZERO_RIGHT_OVERFLOW, 0b0000_0000_0010_0000); - - assert_eq!(ZERO_ROTATE_LEFT, 0b0010_0001); - assert_eq!(ZERO_ROTATE_RIGHT, 0b0111_1001); - - assert_eq!(MULTIPLE_ROTATE_LEFT, 0b0010_0001); - assert_eq!(MULTIPLE_ROTATE_RIGHT, 0b0010_0001); -} |