vendor/cxx/tests/ui/lifetime_extern_rust.stderr - toolchain/rustc - Git at Google

 error: must be `unsafe fn f` in order to expose explicit lifetimes to C++
  --> tests/ui/lifetime_extern_rust.rs:5:9
   |
 5 |         fn f<'a>(&'a self, arg: &str) -> &'a str;
   |         ^^^^^^^^
	error: must be `unsafe fn f` in order to expose explicit lifetimes to C++
	--> tests/ui/lifetime_extern_rust.rs:5:9
	\|
	5 \| fn f<'a>(&'a self, arg: &str) -> &'a str;
	\| ^^^^^^^^