rust/tests/ui/macros/cfg.rs

7 lines
275 B
Rust

fn main() {
cfg!(); //~ ERROR macro requires a cfg-pattern
cfg!(123); //~ ERROR literal in `cfg` predicate value must be a boolean
cfg!(foo = 123); //~ ERROR literal in `cfg` predicate value must be a string
cfg!(foo, bar); //~ ERROR expected 1 cfg-pattern
}