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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /tests/ui/layout/thumb-enum.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/layout/thumb-enum.rs')
-rw-r--r-- | tests/ui/layout/thumb-enum.rs | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/tests/ui/layout/thumb-enum.rs b/tests/ui/layout/thumb-enum.rs new file mode 100644 index 000000000..3b43b1b83 --- /dev/null +++ b/tests/ui/layout/thumb-enum.rs @@ -0,0 +1,34 @@ +// 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 |