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// PR c++/7279
// Test for the named return value optimization with inlining.
// Contributed by Jakub Jelinek <jakub@redhat.com>.
// { dg-do run }
// { dg-options -O2 }
enum E { E0, E1, E2, E3 };
struct S
{
E s0 : 2;
bool s1 : 1, s2 : 1, s3 : 1, s4 : 1, s5 : 1, s6 : 1;
S ();
void foo (E x);
};
S::S() : s1 (true), s2 (false), s0 (E1), s3 (true), s4 (false),
s5 (true), s6 (false) {}
void S::foo (E x) { this->s0 = x; }
inline S foo ()
{
S s;
s.foo (E0);
return s;
}
inline S bar ()
{
S s;
s.foo (E2);
return s;
}
void check (S &s, bool isfoo);
void test (bool isfoo)
{
S a = isfoo ? foo () : bar ();
check (a, isfoo);
}
extern "C" void abort ();
void check (S &s, bool isfoo)
{
if (! s.s1 || s.s2 || ! s.s3 || s.s4 || ! s.s5 || s.s6)
abort ();
if (s.s0 != (isfoo ? E0 : E2))
abort ();
}
int main ()
{
test (true);
test (false);
}
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