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