| //@ compile-flags: --target thumbv8m.main-none-eabihf |
| //@ needs-llvm-components: arm |
| // |
| // Verify that thumb targets implement the repr(C) for enums correctly. |
| // |
| // See #87917 |
| #![feature(never_type, rustc_attrs, no_core, lang_items)] |
| #![crate_type = "lib"] |
| #![no_core] |
| |
| #[lang="sized"] |
| trait Sized {} |
| |
| #[rustc_layout(debug)] |
| #[repr(C)] |
| enum A { Apple } //~ ERROR: layout_of |
| |
| #[rustc_layout(debug)] |
| #[repr(C)] |
| enum B { Banana = 255, } //~ ERROR: layout_of |
| |
| #[rustc_layout(debug)] |
| #[repr(C)] |
| enum C { Chaenomeles = 256, } //~ ERROR: layout_of |
| |
| #[rustc_layout(debug)] |
| #[repr(C)] |
| enum P { Peach = 0x1000_0000isize, } //~ ERROR: layout_of |
| |
| const TANGERINE: usize = 0x8100_0000; // hack to get negative numbers without negation operator! |
| |
| #[rustc_layout(debug)] |
| #[repr(C)] |
| enum T { Tangerine = TANGERINE as isize } //~ ERROR: layout_of |
