17 lines
450 B
Rust
17 lines
450 B
Rust
// Make sure that fn-to-block coercion isn't incorrectly lifted over
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// other tycons.
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fn coerce(b: fn()) -> extern fn() {
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fn lol(f: extern fn(fn()) -> extern fn(),
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g: fn()) -> extern fn() { ret f(g); }
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fn fn_id(f: extern fn()) -> extern fn() { ret f }
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ret lol(fn_id, b);
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//~^ ERROR mismatched types: expected `extern fn(fn()) -> extern fn()`
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}
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fn main() {
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let i = 8;
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let f = coerce(|| log(error, i) );
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f();
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}
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