warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:17:20
   |
LL |     const N: i32 = T::N << 42;
   |                    ^^^^^^^^^^ attempt to shift left with overflow
   |
note: the lint level is defined here
  --> $DIR/lint-exceeding-bitshifts.rs:8:9
   |
LL | #![warn(arithmetic_overflow, const_err)]
   |         ^^^^^^^^^^^^^^^^^^^

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:21:13
   |
LL |     let _ = x << 42;
   |             ^^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:26:15
   |
LL |       let n = 1u8 << 8;
   |               ^^^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:28:15
   |
LL |       let n = 1u16 << 16;
   |               ^^^^^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:30:15
   |
LL |       let n = 1u32 << 32;
   |               ^^^^^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:32:15
   |
LL |       let n = 1u64 << 64;
   |               ^^^^^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:34:15
   |
LL |       let n = 1i8 << 8;
   |               ^^^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:36:15
   |
LL |       let n = 1i16 << 16;
   |               ^^^^^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:38:15
   |
LL |       let n = 1i32 << 32;
   |               ^^^^^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:40:15
   |
LL |       let n = 1i64 << 64;
   |               ^^^^^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:43:15
   |
LL |       let n = 1u8 >> 8;
   |               ^^^^^^^^ attempt to shift right with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:45:15
   |
LL |       let n = 1u16 >> 16;
   |               ^^^^^^^^^^ attempt to shift right with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:47:15
   |
LL |       let n = 1u32 >> 32;
   |               ^^^^^^^^^^ attempt to shift right with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:49:15
   |
LL |       let n = 1u64 >> 64;
   |               ^^^^^^^^^^ attempt to shift right with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:51:15
   |
LL |       let n = 1i8 >> 8;
   |               ^^^^^^^^ attempt to shift right with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:53:15
   |
LL |       let n = 1i16 >> 16;
   |               ^^^^^^^^^^ attempt to shift right with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:55:15
   |
LL |       let n = 1i32 >> 32;
   |               ^^^^^^^^^^ attempt to shift right with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:57:15
   |
LL |       let n = 1i64 >> 64;
   |               ^^^^^^^^^^ attempt to shift right with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:61:15
   |
LL |       let n = n << 8;
   |               ^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:63:15
   |
LL |       let n = 1u8 << -8;
   |               ^^^^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:68:15
   |
LL |       let n = 1u8 << (4+4);
   |               ^^^^^^^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:70:15
   |
LL |       let n = 1i64 >> [64][0];
   |               ^^^^^^^^^^^^^^^ attempt to shift right with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:76:15
   |
LL |       let n = 1_isize << BITS;
   |               ^^^^^^^^^^^^^^^ attempt to shift left with overflow

warning: this arithmetic operation will overflow
  --> $DIR/lint-exceeding-bitshifts.rs:77:15
   |
LL |       let n = 1_usize << BITS;
   |               ^^^^^^^^^^^^^^^ attempt to shift left with overflow

warning: 24 warnings emitted