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// PR c++/49988
// { dg-do run { target c++11 } }
template<int ... I> struct X { };
struct A {
char data[3];
template<int ... I>
constexpr
A(const char (&s)[3], X<I...> x) : data{ s[I]...} { }
};
struct B {
A a;
B(const char (&s)[3]) : a{s,X<0,1,2>{}} { }
};
int main()
{
B b{"12"};
if (b.a.data[0] != '1')
return 1;
}
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