re PR c++/17788 (poor diagnostic for missing reference initializer)

gcc/cp/ChangeLog:
PR c++/17788
* class.c (add_implicitly_declared_members, check_field_decl)
(check_field_decls, check_bases): Remove arguments, tests and
assignments of cant_have_default_ctor-related variables.
gcc/testsuite/ChangeLog:
PR c++/17788
* g++.dg/init/ctor4.C: New.
* g++.old-deja/g++.bugs/900205_04.C: Adjust.

From-SVN: r95071

1 files changed, 8 insertions, 4 deletions

diff --git a/gcc/testsuite/g++.old-deja/g++.bugs/900205_04.C b/gcc/testsuite/g++.old-deja/g++.bugs/900205_04.C
index e5f59ab63bc..a2c84fadb9e 100644
--- a/gcc/testsuite/g++.old-deja/g++.bugs/900205_04.C
+++ b/gcc/testsuite/g++.old-deja/g++.bugs/900205_04.C
@@ -9,19 +9,23 @@
 
 // keywords: default constructor, inheritance
 
-struct struct0 {
+// In ISO C++ 1998, such a derived class is not ill-formed, but if the
+// implicitly-declared constructor is used, then it is implicitly
+// defined and found to be ill-formed.
+
+struct struct0 { // { dg-error "note" }
   int data_member;
 
   struct0 (int, void *);	// suppresses implicit default constructor
 };
 
-struct0::struct0 (int, void *)
+struct0::struct0 (int, void *) // { dg-error "note" }
 {
 }
 
-struct struct0_derived_struct_0 : public struct0 { // { dg-error "" } 
+struct struct0_derived_struct_0 : public struct0 { // { dg-error "" }
 };
 
-// struct0_derived_struct_0 object;	// would give g++ error if compiled
+struct0_derived_struct_0 object;
 
 int main () { return 0; }