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Diffstat (limited to 'compiler/rustc_error_codes/src/error_codes/E0534.md')
-rw-r--r-- | compiler/rustc_error_codes/src/error_codes/E0534.md | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/compiler/rustc_error_codes/src/error_codes/E0534.md b/compiler/rustc_error_codes/src/error_codes/E0534.md new file mode 100644 index 000000000..1ca9411b8 --- /dev/null +++ b/compiler/rustc_error_codes/src/error_codes/E0534.md @@ -0,0 +1,37 @@ +The `inline` attribute was malformed. + +Erroneous code example: + +```compile_fail,E0534 +#[inline()] // error: expected one argument +pub fn something() {} + +fn main() {} +``` + +The parenthesized `inline` attribute requires the parameter to be specified: + +``` +#[inline(always)] +fn something() {} +``` + +or: + +``` +#[inline(never)] +fn something() {} +``` + +Alternatively, a paren-less version of the attribute may be used to hint the +compiler about inlining opportunity: + +``` +#[inline] +fn something() {} +``` + +For more information see the [`inline` attribute][inline-attribute] section +of the Reference. + +[inline-attribute]: https://doc.rust-lang.org/reference/attributes/codegen.html#the-inline-attribute |