rust/tests/ui/static/safe-extern-statics-mut.rs

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//@ aux-build:extern-statics.rs
extern crate extern_statics;
use extern_statics::*;
2020-09-01 21:12:52 +00:00
extern "C" {
static mut B: u8;
}
fn main() {
let b = B; //~ ERROR use of mutable static is unsafe
let rb = &B; //~ ERROR use of mutable static is unsafe
//~^ WARN shared reference to mutable static is discouraged [static_mut_refs]
let xb = XB; //~ ERROR use of mutable static is unsafe
let xrb = &XB; //~ ERROR use of mutable static is unsafe
//~^ WARN shared reference to mutable static is discouraged [static_mut_refs]
}