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| // Test default argument instantiation in chained PCH.
// Without PCH
// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 -include %s -include %s %s
// With PCH
// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 %s -chain-include %s -chain-include %s
// With modules
// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 -fmodules %s -chain-include %s -chain-include %s
// expected-no-diagnostics
#ifndef HEADER1
#define HEADER1
//===----------------------------------------------------------------------===//
// Primary header.
namespace rdar23810407 {
template<typename T> int f(T t) {
extern T rdar23810407_variable;
return 0;
}
template<typename T> int g(int a = f([] {}));
}
//===----------------------------------------------------------------------===//
#elif not defined(HEADER2)
#define HEADER2
#if !defined(HEADER1)
#error Header inclusion order messed up
#endif
//===----------------------------------------------------------------------===//
// Dependent header.
inline void instantiate_once() {
rdar23810407::g<int>();
}
//===----------------------------------------------------------------------===//
#else
//===----------------------------------------------------------------------===//
void test() {
rdar23810407::g<int>();
}
//===----------------------------------------------------------------------===//
#endif
|