14 lines
302 B
Rust
14 lines
302 B
Rust
// force-host
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// no-prefer-dynamic
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#![crate_type = "proc-macro"]
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#![allow(warnings)]
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extern crate proc_macro;
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#[proc_macro_derive(A)]
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pub unsafe extern "C" fn foo(a: i32, b: u32) -> u32 {
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//~^ ERROR: expected a `Fn<(proc_macro::TokenStream,)>` closure, found `unsafe extern "C" fn
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loop {}
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}
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