File: unwind-extern-imports.rs

package info (click to toggle)
rustc 1.85.0%2Bdfsg3-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental, sid, trixie
  • size: 893,396 kB
  • sloc: xml: 158,127; python: 35,830; javascript: 19,497; cpp: 19,002; sh: 17,245; ansic: 13,127; asm: 4,376; makefile: 1,051; perl: 29; lisp: 29; ruby: 19; sql: 11
file content (21 lines) | stat: -rw-r--r-- 422 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
 
//@ compile-flags: -C no-prepopulate-passes
//@ needs-unwind

#![crate_type = "lib"]

extern "C" {
    // CHECK: Function Attrs:{{.*}}nounwind
    // CHECK-NEXT: declare{{.*}}void @extern_fn
    fn extern_fn();
}

extern "C-unwind" {
    // CHECK-NOT: nounwind
    // CHECK: declare{{.*}}void @c_unwind_extern_fn
    fn c_unwind_extern_fn();
}

pub unsafe fn force_declare() {
    extern_fn();
    c_unwind_extern_fn();
}