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// PR c++/60992
// { dg-do compile { target c++11 } }
struct ScopeGuardGenerator { };
struct FF
{
template < class F, class ... Ts >
void
operator () (F & ...)
{
const int n = sizeof ... (Ts) + 1;
void *mutexes[n];
auto _on_scope_exit_var_0 =
ScopeGuardGenerator () + [&mutexes] { };
}
};
template < class F >
int operator+ (ScopeGuardGenerator, F) { return 1; }
struct D
{
template < class T0, class T1, class T2, class ... T >
void
operator () (T0, T1, const T2 & t2, T & ... t)
{
base (t2, t ...);
}
FF base;
};
D run_with_locks;
void Fn ()
{
run_with_locks ([] { }, 0, 0);
}
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