File: dso-handle-custom.cpp

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,634,792 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (23 lines) | stat: -rw-r--r-- 789 bytes parent folder | download | duplicates (12) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm -fexceptions %s -o - | FileCheck %s --check-prefixes CHECK,CHECK-DEFAULT
// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -emit-llvm -fexceptions %s -o - -DHIDDEN | FileCheck %s --check-prefixes CHECK,CHECK-HIDDEN

class A {
public:
  ~A();
} a;

// CHECK-DEFAULT: @__dso_handle = global ptr @__dso_handle, align 8
// CHECK-HIDDEN: @__dso_handle = hidden global ptr @__dso_handle, align 8
// CHECK: define internal void @__cxx_global_var_init()
// CHECK:   call i32 @__cxa_atexit({{.*}}, {{.*}}, ptr @__dso_handle)

#ifdef HIDDEN
void *__dso_handle __attribute__((__visibility__("hidden"))) = &__dso_handle;
#else
void *__dso_handle = &__dso_handle;
#endif

void use(void *);
void use_dso_handle() {
  use(__dso_handle);
}