forked from OSchip/llvm-project
80 lines
1.7 KiB
C++
80 lines
1.7 KiB
C++
// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm-only %s -verify -DTEST1
|
|
// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm-only %s -verify -DTEST2 -emit-llvm -o - | FileCheck %s
|
|
// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm-only %s -verify -DTEST3
|
|
// RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm-only %s -verify -DTEST4
|
|
|
|
#ifdef TEST1
|
|
|
|
// rdar://15522601
|
|
class MyClass {
|
|
static void meth();
|
|
};
|
|
void MyClass::meth() { } // expected-note {{previous}}
|
|
extern "C" {
|
|
void _ZN7MyClass4methEv() { } // expected-error {{definition with same mangled name as another definition}}
|
|
}
|
|
|
|
#elif TEST2
|
|
|
|
// expected-no-diagnostics
|
|
|
|
// We expect no warnings here, as there is only declaration of _ZN1TD1Ev
|
|
// function, no definitions.
|
|
extern "C" void _ZN1TD1Ev();
|
|
struct T {
|
|
~T() {}
|
|
};
|
|
|
|
// We expect no warnings here, as there is only declaration of _ZN2nm3abcE
|
|
// global, no definitions.
|
|
extern "C" {
|
|
int _ZN2nm3abcE;
|
|
}
|
|
|
|
namespace nm {
|
|
float abc = 2;
|
|
}
|
|
// CHECK: @_ZN2nm3abcE = {{(dso_local )?}}global float
|
|
|
|
float foo() {
|
|
_ZN1TD1Ev();
|
|
// CHECK: call void bitcast ({{.*}} (%struct.T*)* @_ZN1TD1Ev to void ()*)()
|
|
T t;
|
|
// CHECK: call {{.*}} @_ZN1TD1Ev(%struct.T* %t)
|
|
return _ZN2nm3abcE + nm::abc;
|
|
}
|
|
|
|
#elif TEST3
|
|
|
|
extern "C" void _ZN2T2D2Ev() {}; // expected-note {{previous definition is here}}
|
|
|
|
struct T2 {
|
|
~T2() {} // expected-error {{definition with same mangled name as another definition}}
|
|
};
|
|
|
|
void foo() {
|
|
_ZN2T2D2Ev();
|
|
T2 t;
|
|
}
|
|
|
|
#elif TEST4
|
|
|
|
extern "C" {
|
|
int _ZN2nm3abcE = 1; // expected-note {{previous definition is here}}
|
|
}
|
|
|
|
namespace nm {
|
|
float abc = 2; // expected-error {{definition with same mangled name as another definition}}
|
|
}
|
|
|
|
float foo() {
|
|
return _ZN2nm3abcE + nm::abc;
|
|
}
|
|
|
|
#else
|
|
|
|
#error Unknown test
|
|
|
|
#endif
|
|
|