rust/tests/codegen/dllimports/main.rs

44 lines
1.3 KiB
Rust

// This test is for *-windows-msvc only.
//@ only-windows
//@ ignore-gnu
//@ aux-build:dummy.rs
//@ aux-build:wrapper.rs
extern crate wrapper;
// Check that external symbols coming from foreign dylibs are adorned with 'dllimport',
// whereas symbols coming from foreign staticlibs are not. (RFC-1717)
// CHECK: @dylib_global1 = external dllimport local_unnamed_addr global i32
// CHECK: @dylib_global2 = external dllimport local_unnamed_addr global i32
// CHECK: @static_global1 = external local_unnamed_addr global i32
// CHECK: @static_global2 = external local_unnamed_addr global i32
// CHECK: declare dllimport noundef i32 @dylib_func1(i32 noundef)
// CHECK: declare dllimport noundef i32 @dylib_func2(i32 noundef)
// CHECK: declare noundef i32 @static_func1(i32 noundef)
// CHECK: declare noundef i32 @static_func2(i32 noundef)
#[link(name = "dummy", kind="dylib")]
extern "C" {
pub fn dylib_func1(x: i32) -> i32;
pub static dylib_global1: i32;
}
#[link(name = "dummy", kind="static")]
extern "C" {
pub fn static_func1(x: i32) -> i32;
pub static static_global1: i32;
}
fn main() {
unsafe {
dylib_func1(dylib_global1);
wrapper::dylib_func2(wrapper::dylib_global2);
static_func1(static_global1);
wrapper::static_func2(wrapper::static_global2);
}
}