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2004-08-06 Alexandre Oliva <aoliva@redhat.com>
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* parse.y (structsp): Skip typename_type obtained from a
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class_head_decl, use the actual type.
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2004-08-09 Alexandre Oliva <aoliva@redhat.com>
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* g++.old-deja/g++.pt/crash43.C: Don't require error for legal
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construct.
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* g++.dg/template/friend0.C: New test.
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--- gcc/cp/parse.y.jj
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+++ gcc/cp/parse.y
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@@ -2371,6 +2374,13 @@ structsp:
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| class_head_decl
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{
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$$.t = TREE_TYPE ($1.t);
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+ /* class_head_decl always starts with an aggr, so
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+ get rid of any implicit typename warnings we
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+ might get from it. We can't remove it before
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+ this point because this is where we get from the
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+ decl to the type. */
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+ if (IMPLICIT_TYPENAME_P ($$.t))
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+ $$.t = TREE_TYPE ($$.t);
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$$.new_type_flag = $1.new_type_flag;
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check_class_key (current_aggr, $$.t);
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}
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--- gcc/testsuite/g++.old-deja/g++.pt/crash43.C 27 Nov 2002 01:03:42 -0000 1.1
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+++ gcc/testsuite/g++.old-deja/g++.pt/crash43.C 9 Aug 2004 17:20:46 -0000
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@@ -7,7 +7,7 @@ struct S {
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struct Y {};
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template <int U>
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- friend struct S<U>::X; // ERROR - typename as friend
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+ friend struct S<U>::X; // gets bogus error - XFAIL *-*-*
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template <int U>
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friend typename S<U>::Y; // ERROR - typename as friend
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@@ -15,7 +15,7 @@ struct S {
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struct T {
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template <int T>
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- friend struct S<T>::X; // ERROR - typename as friend
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+ friend struct S<T>::X;
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};
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struct U {
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--- gcc/testsuite/g++.dg/template/friend0.C.jj 2004-08-12 14:03:21.001079817 +0200
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+++ gcc/testsuite/g++.dg/template/friend0.C 2004-08-12 14:03:15.734996391 +0200
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@@ -0,0 +1,10 @@
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+// http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=129350
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+// { dg-do compile }
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+
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+template<class T> struct A {
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+ struct B { };
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+};
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+
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+class C {
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+ template<class T> friend struct A<T>::B;
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+};
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