mirror of https://github.com/rust-lang/rust
26 lines
534 B
Rust
26 lines
534 B
Rust
//@ build-pass
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//@ needs-unwind
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#![warn(ffi_unwind_calls)]
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mod foo {
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#[no_mangle]
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pub extern "C-unwind" fn foo() {}
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}
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extern "C-unwind" {
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fn foo();
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}
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fn main() {
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// Call to Rust function is fine.
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foo::foo();
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// Call to foreign function should warn.
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unsafe { foo(); }
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//~^ WARNING call to foreign function with FFI-unwind ABI
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let ptr: extern "C-unwind" fn() = foo::foo;
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// Call to function pointer should also warn.
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ptr();
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//~^ WARNING call to function pointer with FFI-unwind ABI
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}
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