error[E0308]: mismatched types --> $DIR/invalid-patterns.rs:28:21 | LL | get_flag::(); | ^^^^ expected `char`, found `u8` error[E0308]: mismatched types --> $DIR/invalid-patterns.rs:30:14 | LL | get_flag::<7, 'c'>(); | ^ expected `bool`, found integer error[E0308]: mismatched types --> $DIR/invalid-patterns.rs:32:14 | LL | get_flag::<42, 0x5ad>(); | ^^ expected `bool`, found integer error[E0308]: mismatched types --> $DIR/invalid-patterns.rs:32:18 | LL | get_flag::<42, 0x5ad>(); | ^^^^^ expected `char`, found `u8` error[E0080]: it is undefined behavior to use this value --> $DIR/invalid-patterns.rs:37:21 | LL | get_flag::(); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered uninitialized bytes, but expected a valid unicode scalar value (in `0..=0x10FFFF` but not in `0xD800..=0xDFFF`) | = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. = note: the raw bytes of the constant (size: 4, align: 4) { __ __ __ __ │ ░░░░ } error[E0080]: it is undefined behavior to use this value --> $DIR/invalid-patterns.rs:39:14 | LL | get_flag::<{ unsafe { bool_raw.boolean } }, 'z'>(); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered 0x42, but expected a boolean | = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. = note: the raw bytes of the constant (size: 1, align: 1) { 42 │ B } error[E0080]: it is undefined behavior to use this value --> $DIR/invalid-patterns.rs:41:14 | LL | get_flag::<{ unsafe { bool_raw.boolean } }, { unsafe { char_raw.character } }>(); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered 0x42, but expected a boolean | = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. = note: the raw bytes of the constant (size: 1, align: 1) { 42 │ B } error[E0080]: it is undefined behavior to use this value --> $DIR/invalid-patterns.rs:41:47 | LL | get_flag::<{ unsafe { bool_raw.boolean } }, { unsafe { char_raw.character } }>(); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ type validation failed: encountered uninitialized bytes, but expected a valid unicode scalar value (in `0..=0x10FFFF` but not in `0xD800..=0xDFFF`) | = note: The rules on what exactly is undefined behavior aren't clear, so this check might be overzealous. Please open an issue on the rustc repository if you believe it should not be considered undefined behavior. = note: the raw bytes of the constant (size: 4, align: 4) { __ __ __ __ │ ░░░░ } error: aborting due to 8 previous errors Some errors have detailed explanations: E0080, E0308. For more information about an error, try `rustc --explain E0080`.