expect fn
after const unsafe
/ const extern
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5 changed files with 42 additions and 1 deletions
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@ -140,7 +140,7 @@ impl<'a> Parser<'a> {
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self.sess.gated_spans.gate(sym::const_extern_fn, lo.to(self.token.span));
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}
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let ext = self.parse_extern()?;
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self.bump(); // `fn`
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self.expect_keyword(kw::Fn)?;
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let header = FnHeader {
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unsafety,
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@ -0,0 +1,7 @@
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fn main() {}
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#[cfg(FALSE)]
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fn container() {
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const unsafe WhereIsFerris Now() {}
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//~^ ERROR expected one of `extern` or `fn`
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}
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@ -0,0 +1,8 @@
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error: expected one of `extern` or `fn`, found `WhereIsFerris`
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--> $DIR/issue-68062-const-extern-fns-dont-need-fn-specifier-2.rs:5:18
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LL | const unsafe WhereIsFerris Now() {}
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| ^^^^^^^^^^^^^ expected one of `extern` or `fn`
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error: aborting due to previous error
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@ -0,0 +1,8 @@
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fn main() {}
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#[cfg(FALSE)]
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fn container() {
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const extern "Rust" PUT_ANYTHING_YOU_WANT_HERE bug() -> usize { 1 }
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//~^ ERROR expected `fn`
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//~| ERROR `const extern fn` definitions are unstable
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}
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@ -0,0 +1,18 @@
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error: expected `fn`, found `PUT_ANYTHING_YOU_WANT_HERE`
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--> $DIR/issue-68062-const-extern-fns-dont-need-fn-specifier.rs:5:25
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LL | const extern "Rust" PUT_ANYTHING_YOU_WANT_HERE bug() -> usize { 1 }
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `fn`
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error[E0658]: `const extern fn` definitions are unstable
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--> $DIR/issue-68062-const-extern-fns-dont-need-fn-specifier.rs:5:5
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LL | const extern "Rust" PUT_ANYTHING_YOU_WANT_HERE bug() -> usize { 1 }
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| ^^^^^^^^^^^^
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= note: for more information, see https://github.com/rust-lang/rust/issues/64926
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= help: add `#![feature(const_extern_fn)]` to the crate attributes to enable
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error: aborting due to 2 previous errors
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For more information about this error, try `rustc --explain E0658`.
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