1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
// Contributed by Dodji Seketeli <dodji@redhat.com> // Origin: PR c++/41020 // { dg-do compile } class frok { int this_errno; friend int fork (void); // { dg-error "previous declaration .*?C\\+\\+. linkage" } }; extern "C" int fork (void) // { dg-error "conflicts with new declaration .*?C. linkage" }} { frok grouped; return grouped.this_errno; }