Rollup merge of #57106 - matthiaskrgr:trim_must_use, r=sfackler

[rust.git] / src / test / ui / macros / cfg.rs

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