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94222f64 | 1 | #![feature(start, core_intrinsics, lang_items)] |
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2 | #![no_std] |
3 | ||
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4 | #[cfg_attr(unix, link(name = "c"))] |
5 | #[cfg_attr(target_env = "msvc", link(name = "msvcrt"))] | |
49aad941 | 6 | extern "C" {} |
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7 | |
8 | #[panic_handler] | |
49aad941 | 9 | fn panic_handler(_: &core::panic::PanicInfo<'_>) -> ! { |
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10 | core::intrinsics::abort(); |
11 | } | |
12 | ||
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13 | #[lang = "eh_personality"] |
14 | fn eh_personality() {} | |
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15 | |
16 | // Required for rustc_codegen_llvm | |
17 | #[no_mangle] | |
18 | unsafe extern "C" fn _Unwind_Resume() { | |
19 | core::intrinsics::unreachable(); | |
20 | } | |
21 | ||
22 | #[start] | |
23 | fn main(_argc: isize, _argv: *const *const u8) -> isize { | |
24 | for i in 2..10_000_000 { | |
25 | black_box((i + 1) % i); | |
26 | } | |
27 | ||
28 | 0 | |
29 | } | |
30 | ||
31 | #[inline(never)] | |
32 | fn black_box(i: u32) { | |
33 | if i != 1 { | |
34 | core::intrinsics::abort(); | |
35 | } | |
36 | } |