llvm-project/clang/test/SemaTemplate/instantiate-decl-init.cpp

68 lines
1.1 KiB
C++

// RUN: %clang_cc1 -fsyntax-only -verify %s
// expected-no-diagnostics
// PR5426 - the non-dependent obj would be fully processed and wrapped in a
// CXXConstructExpr at definition time, which would lead to a failure at
// instantiation time.
struct arg {
arg();
};
struct oldstylemove {
oldstylemove(oldstylemove&);
oldstylemove(const arg&);
};
template <typename T>
void fn(T t, const arg& arg) {
oldstylemove obj(arg);
}
void test() {
fn(1, arg());
}
struct X0 { };
struct X1 {
explicit X1(const X0 &x0 = X0());
};
template<typename T>
void f0() {
X1 x1;
}
template void f0<int>();
template void f0<float>();
struct NonTrivial {
NonTrivial();
~NonTrivial();
};
template<int N> void f1() {
NonTrivial array[N];
}
template<> void f1<2>();
namespace PR20346 {
struct S { short inner_s; };
struct outer_struct {
wchar_t arr[32];
S outer_s;
};
template <class T>
void OpenFileSession() {
// Ensure that we don't think the ImplicitValueInitExpr generated here
// during the initial parse only initializes the first array element!
outer_struct asdfasdf = {};
};
void foo() {
OpenFileSession<int>();
}
}