error[E0080]: evaluation of constant value failed --> $DIR/transmute-size-mismatch.rs:12:13 | LL | RET = CastTransmute(x); | ^^^^^^^^^^^^^^^^^^^^^^ transmuting from 4-byte type to 2-byte type: `i32` -> `u16` | note: inside `mir_transmute::` --> $DIR/transmute-size-mismatch.rs:12:13 | LL | RET = CastTransmute(x); | ^^^^^^^^^^^^^^^^^^^^^^ note: inside `FROM_BIGGER` --> $DIR/transmute-size-mismatch.rs:20:35 | LL | const FROM_BIGGER: u16 = unsafe { mir_transmute(123_i32) }; | ^^^^^^^^^^^^^^^^^^^^^^ error[E0080]: evaluation of constant value failed --> $DIR/transmute-size-mismatch.rs:12:13 | LL | RET = CastTransmute(x); | ^^^^^^^^^^^^^^^^^^^^^^ transmuting from 2-byte type to 4-byte type: `i16` -> `u32` | note: inside `mir_transmute::` --> $DIR/transmute-size-mismatch.rs:12:13 | LL | RET = CastTransmute(x); | ^^^^^^^^^^^^^^^^^^^^^^ note: inside `FROM_SMALLER` --> $DIR/transmute-size-mismatch.rs:22:36 | LL | const FROM_SMALLER: u32 = unsafe { mir_transmute(123_i16) }; | ^^^^^^^^^^^^^^^^^^^^^^ error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0080`.