minix/external/bsd/llvm/dist/clang/test/SemaCXX/attr-selectany.cpp
Lionel Sambuc f4a2713ac8 Importing netbsd clang -- pristine
Change-Id: Ia40e9ffdf29b5dab2f122f673ff6802a58bc690f
2014-07-28 17:05:57 +02:00

33 lines
1.1 KiB
C++

// RUN: %clang_cc1 -fms-extensions -fsyntax-only -verify %s
// MSVC produces similar diagnostics.
__declspec(selectany) void foo() { } // expected-error{{'selectany' can only be applied to data items with external linkage}}
__declspec(selectany) int x1 = 1;
const __declspec(selectany) int x2 = 2; // expected-error{{'selectany' can only be applied to data items with external linkage}}
extern const __declspec(selectany) int x3 = 3;
extern const int x4;
const __declspec(selectany) int x4 = 4;
// MSDN says this is incorrect, but MSVC doesn't diagnose it.
extern __declspec(selectany) int x5;
static __declspec(selectany) int x6 = 2; // expected-error{{'selectany' can only be applied to data items with external linkage}}
// FIXME: MSVC accepts this and makes x7 externally visible and comdat, but keep
// it as internal and not weak/linkonce.
static int x7; // expected-note{{previous definition}}
extern __declspec(selectany) int x7; // expected-warning{{attribute declaration must precede definition}}
int asdf() { return x7; }
class X {
public:
X(int i) { i++; };
int i;
};
__declspec(selectany) X x(1);