rust/tests/ui/linkage-attr/propagate-generic-issue-18804/main.rs

//@ run-pass
// Test for issue #18804, #[linkage] does not propagate through generic
// functions. Failure results in a linker error.

//@ ignore-emscripten no weak symbol support
//@ ignore-apple no extern_weak linkage

//@ aux-build:lib.rs

// rust-lang/rust#56772: nikic says we need this to be proper test.
//@ compile-flags: -C no-prepopulate-passes -C passes=name-anon-globals

extern crate lib;

fn main() {
    lib::foo::<i32>();
}