rust/src/test/codegen/ffi-const.rs
2021-01-13 07:49:16 -05:00

12 lines
314 B
Rust

// compile-flags: -C no-prepopulate-passes
#![crate_type = "lib"]
#![feature(ffi_const)]
pub fn bar() { unsafe { foo() } }
extern "C" {
// CHECK-LABEL: declare void @foo()
// CHECK-SAME: [[ATTRS:#[0-9]+]]
// CHECK-DAG: attributes [[ATTRS]] = { {{.*}}readnone{{.*}} }
#[ffi_const] pub fn foo();
}