mirror of https://github.com/rust-lang/rust
40 lines
986 B
Rust
40 lines
986 B
Rust
#[cfg] //~ ERROR `cfg` is not followed by parentheses
|
|
struct S1;
|
|
|
|
#[cfg = 10] //~ ERROR `cfg` is not followed by parentheses
|
|
struct S2;
|
|
|
|
#[cfg()] //~ ERROR `cfg` predicate is not specified
|
|
struct S3;
|
|
|
|
#[cfg(a, b)] //~ ERROR multiple `cfg` predicates are specified
|
|
struct S4;
|
|
|
|
#[cfg("str")] //~ ERROR `cfg` predicate key cannot be a literal
|
|
struct S5;
|
|
|
|
#[cfg(a::b)] //~ ERROR `cfg` predicate key must be an identifier
|
|
struct S6;
|
|
|
|
#[cfg(a())] //~ ERROR invalid predicate `a`
|
|
struct S7;
|
|
|
|
#[cfg(a = 10)] //~ ERROR literal in `cfg` predicate value must be a string
|
|
struct S8;
|
|
|
|
#[cfg(a = b"hi")] //~ ERROR literal in `cfg` predicate value must be a string
|
|
struct S9;
|
|
|
|
macro_rules! generate_s10 {
|
|
($expr: expr) => {
|
|
#[cfg(feature = $expr)]
|
|
//~^ ERROR expected unsuffixed literal, found `concat!("nonexistent")`
|
|
//~| ERROR expected unsuffixed literal, found `concat!("nonexistent")`
|
|
struct S10;
|
|
}
|
|
}
|
|
|
|
generate_s10!(concat!("nonexistent"));
|
|
|
|
fn main() {}
|