Rollup merge of #69876 - ayushmishra2005:doc/61137-add-long-error-code-e0739, r=Dylan-DPC

Add long error explanation for E0739

Add long explanation for the E0739 error code
Part of #61137

r? @GuillaumeGomez
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Mazdak Farrokhzad 2020-03-11 14:03:51 +01:00 committed by GitHub
commit e838383ff8
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3 changed files with 15 additions and 1 deletions

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@ -411,6 +411,7 @@ E0735: include_str!("./error_codes/E0735.md"),
E0736: include_str!("./error_codes/E0736.md"),
E0737: include_str!("./error_codes/E0737.md"),
E0738: include_str!("./error_codes/E0738.md"),
E0739: include_str!("./error_codes/E0739.md"),
E0740: include_str!("./error_codes/E0740.md"),
E0741: include_str!("./error_codes/E0741.md"),
E0742: include_str!("./error_codes/E0742.md"),
@ -610,5 +611,4 @@ E0748: include_str!("./error_codes/E0748.md"),
E0722, // Malformed `#[optimize]` attribute
E0724, // `#[ffi_returns_twice]` is only allowed in foreign functions
E0726, // non-explicit (not `'_`) elided lifetime in unsupported position
E0739, // invalid track_caller application/syntax
}

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@ -0,0 +1,13 @@
`#[track_caller]` can not be applied on struct.
Erroneous code example:
```compile_fail,E0739
#![feature(track_caller)]
#[track_caller]
struct Bar {
a: u8,
}
```
[RFC 2091]: https://github.com/rust-lang/rfcs/blob/master/text/2091-inline-semantic.md

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@ -8,3 +8,4 @@ LL | struct S;
error: aborting due to previous error
For more information about this error, try `rustc --explain E0739`.