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| // Without PCH
// RUN: %clang_cc1 -fsyntax-only -verify -include %s -include %s %s
// With PCH
// RUN: %clang_cc1 -fsyntax-only -verify %s -chain-include %s -chain-include %s
#ifndef HEADER1
#define HEADER1
//===----------------------------------------------------------------------===//
namespace NS {
template <class _Tp, _Tp __v>
struct TS
{
static const _Tp value = __v;
};
template <class _Tp, _Tp __v>
const _Tp TS<_Tp, __v>::value;
TS<int, 2> g1;
}
//===----------------------------------------------------------------------===//
#elif not defined(HEADER2)
#define HEADER2
#if !defined(HEADER1)
#error Header inclusion order messed up
#endif
int g2 = NS::TS<int, 2>::value;
//===----------------------------------------------------------------------===//
#else
//===----------------------------------------------------------------------===//
// expected-warning@+1 {{reached main file}}
#warning reached main file
int g3 = NS::TS<int, 2>::value;
//===----------------------------------------------------------------------===//
#endif
|