llvm/clang/test/CodeGenCXX/init-priority-attr.cpp

// RUN: %clang_cc1 %s -triple x86_64-apple-darwin10 -O2 -emit-llvm -o - | FileCheck %s
// PR11480

void foo(int);

class A {
public:
  A() { foo(1); }
};

class A1 {
public:
  A1() { foo(2); }
};

class B {
public:
  B() { foo(3); }
};

class C {
public:
  static A a;
  C() { foo(4); }
};


A C::a = A();

// CHECK: @llvm.global_ctors = appending global [3 x { i32, ptr, ptr }]
// CHECK: [{ i32, ptr, ptr } { i32 200, ptr @_GLOBAL__I_000200, ptr null },
// CHECK:  { i32, ptr, ptr } { i32 300, ptr @_GLOBAL__I_000300, ptr null },
// CHECK:  { i32, ptr, ptr } { i32 65535, ptr @_GLOBAL__sub_I_init_priority_attr.cpp, ptr null }]

// CHECK: _GLOBAL__I_000200()
// CHECK: _Z3fooi(i32 noundef 3)
// CHECK-NEXT: ret void

// CHECK: _GLOBAL__I_000300()
// CHECK: _Z3fooi(i32 noundef 2)
// CHECK-NEXT: _Z3fooi(i32 noundef 1)
// CHECK-NEXT: ret void

// CHECK: _GLOBAL__sub_I_init_priority_attr.cpp()
// CHECK: _Z3fooi(i32 noundef 1)
// CHECK-NEXT: _Z3fooi(i32 noundef 4)
// CHECK-NEXT: ret void

C c;
A1 a1 __attribute__((init_priority (300)));
A a __attribute__((init_priority (300)));
B b __attribute__((init_priority (200)));