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// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -emit-llvm -o - | FileCheck %s
// RUN: %clang_cc1 %s -triple=x86_64-apple-darwin10 -fvisibility hidden -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-HIDDEN
#define HIDDEN __attribute__((visibility("hidden")))
#define PROTECTED __attribute__((visibility("protected")))
#define DEFAULT __attribute__((visibility("default")))
// CHECK: @_ZN5Test425VariableInHiddenNamespaceE = hidden global i32 10
// CHECK: @_ZN5Test71aE = hidden global
// CHECK: @_ZN5Test71bE = global
// CHECK: @test9_var = global
// CHECK-HIDDEN: @test9_var = global
// CHECK: @_ZN6Test121A6hiddenE = external hidden global
// CHECK: @_ZN6Test121A7visibleE = external global
// CHECK-HIDDEN: @_ZN6Test121A6hiddenE = external hidden global
// CHECK-HIDDEN: @_ZN6Test121A7visibleE = external global
// CHECK: @_ZN6Test131B1aE = hidden global
// CHECK: @_ZN6Test131C1aE = global
// CHECK-HIDDEN: @_ZN6Test131B1aE = hidden global
// CHECK-HIDDEN: @_ZN6Test131C1aE = global
// CHECK: @_ZTVN5Test63fooE = weak_odr hidden constant
namespace Test1 {
// CHECK: define hidden void @_ZN5Test11fEv
void HIDDEN f() { }
}
namespace Test2 {
struct HIDDEN A {
void f();
};
// A::f is a member function of a hidden class.
// CHECK: define hidden void @_ZN5Test21A1fEv
void A::f() { }
}
namespace Test3 {
struct HIDDEN A {
struct B {
void f();
};
};
// B is a nested class where its parent class is hidden.
// CHECK: define hidden void @_ZN5Test31A1B1fEv
void A::B::f() { }
}
namespace Test4 HIDDEN {
int VariableInHiddenNamespace = 10;
// Test4::g is in a hidden namespace.
// CHECK: define hidden void @_ZN5Test41gEv
void g() { }
struct DEFAULT A {
void f();
};
// A has default visibility.
// CHECK: define void @_ZN5Test41A1fEv
void A::f() { }
}
namespace Test5 {
namespace NS HIDDEN {
// f is in NS which is hidden.
// CHECK: define hidden void @_ZN5Test52NS1fEv()
void f() { }
}
namespace NS {
// g is in NS, but this NS decl is not hidden.
// CHECK: define void @_ZN5Test52NS1gEv
void g() { }
}
}
// <rdar://problem/8091955>
namespace Test6 {
struct HIDDEN foo {
foo() { }
void bonk();
virtual void bar() = 0;
virtual void zonk() {}
};
struct barc : public foo {
barc();
virtual void bar();
};
barc::barc() {}
}
namespace Test7 {
class HIDDEN A {};
A a; // top of file
template <A&> struct Aref {
static void foo() {}
};
class B : public A {};
B b; // top of file
// CHECK: define linkonce_odr hidden void @_ZN5Test74ArefILZNS_1aEEE3fooEv()
void test() {
Aref<a>::foo();
}
}
namespace Test8 {
void foo();
void bar() {}
// CHECK-HIDDEN: define hidden void @_ZN5Test83barEv()
// CHECK-HIDDEN: declare void @_ZN5Test83fooEv()
void test() {
foo();
bar();
}
}
// PR8457
namespace Test9 {
extern "C" {
struct A { int field; };
void DEFAULT test9_fun(struct A *a) { }
struct A DEFAULT test9_var; // above
}
// CHECK: define void @test9_fun(
// CHECK-HIDDEN: define void @test9_fun(
void test() {
A a = test9_var;
test9_fun(&a);
}
}
// PR8478
namespace Test10 {
struct A;
DEFAULT class B {
void foo(A*);
};
// CHECK: define void @_ZN6Test101B3fooEPNS_1AE(
// CHECK-HIDDEN: define void @_ZN6Test101B3fooEPNS_1AE(
void B::foo(A*) {}
}
// PR8492
namespace Test11 {
struct A {
void foo() {}
void DEFAULT bar() {}
};
void test() {
A a;
a.foo();
a.bar();
}
// CHECK: define linkonce_odr void @_ZN6Test111A3fooEv(
// CHECK: define linkonce_odr void @_ZN6Test111A3barEv(
// CHECK-HIDDEN: define linkonce_odr hidden void @_ZN6Test111A3fooEv(
// CHECK-HIDDEN: define linkonce_odr void @_ZN6Test111A3barEv(
}
// Tested at top of file.
namespace Test12 {
struct A {
// This is hidden in all cases: the explicit attribute takes
// priority over -fvisibility on the parent.
static int hidden HIDDEN;
// This is default in all cases because it's only a declaration.
static int visible;
};
void test() {
A::hidden = 0;
A::visible = 0;
}
}
// Tested at top of file.
namespace Test13 {
struct HIDDEN A {};
// Should be hidden in all cases.
struct B {
static A a;
};
A B::a;
// Should be default in all cases.
struct DEFAULT C {
static A a;
};
A C::a;
};
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