File: static-relocation-model-msvc.rs

package info (click to toggle)
rustc-web 1.70.0%2Bdfsg1-7~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,517,036 kB
  • sloc: xml: 147,962; javascript: 10,210; sh: 8,590; python: 8,220; ansic: 5,901; cpp: 4,635; makefile: 4,006; asm: 2,856
file content (26 lines) | stat: -rw-r--r-- 880 bytes parent folder | download | duplicates (3)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
// Verify linkage of external symbols in the static relocation model on MSVC.
//
// compile-flags: -O -C relocation-model=static
// aux-build: extern_decl.rs
// only-x86_64-pc-windows-msvc

#![crate_type = "rlib"]

extern crate extern_decl;

// The `extern_decl` definitions are imported from a statically linked rust
// crate, thus they are expected to be marked `dso_local` without `dllimport`.
//
// The `access_extern()` symbol is from this compilation unit, thus we expect
// it to be marked `dso_local` as well, given the static relocation model.
//
// CHECK: @extern_static = external dso_local local_unnamed_addr global i8
// CHECK: define dso_local noundef i8 @access_extern() {{.*}}
// CHECK: declare dso_local noundef i8 @extern_fn() {{.*}}

#[no_mangle]
pub fn access_extern() -> u8 {
    unsafe {
        extern_decl::extern_fn() + extern_decl::extern_static
    }
}