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re PR c++/27933 (ICE with invalid "using")

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PR c++/27933
	* name-lookup.c (lookup_qualified_name): Always return error_mark_node
	if lookup fails.

	* g++.dg/lookup/using15.C: New test.

From-SVN: r114580
This commit is contained in:
Volker Reichelt 2006-06-12 21:12:52 +00:00 committed by Volker Reichelt
parent 8bdb09cb0b
commit ff8fe3e0ad
4 changed files with 23 additions and 8 deletions
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4
gcc/cp/ChangeLog
View File

@ -1,5 +1,9 @@
2006-06-12 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
PR c++/27933
* name-lookup.c (lookup_qualified_name): Always return error_mark_node
if lookup fails.
PR c++/27951
* decl2.c (finish_anon_union): Return early if build_anon_union_vars
fails.

10
gcc/cp/name-lookup.c
View File

@ -3713,6 +3713,7 @@ tree
lookup_qualified_name (tree scope, tree name, bool is_type_p, bool complain)
{
int flags = 0;
tree t = NULL_TREE;
if (TREE_CODE (scope) == NAMESPACE_DECL)
{
@ -3722,17 +3723,14 @@ lookup_qualified_name (tree scope, tree name, bool is_type_p, bool complain)
if (is_type_p)
flags |= LOOKUP_PREFER_TYPES;
if (qualified_lookup_using_namespace (name, scope, &binding, flags))
return select_decl (&binding, flags);
t = select_decl (&binding, flags);
}
else if (is_aggr_type (scope, complain))
{
tree t;
t = lookup_member (scope, name, 2, is_type_p);
if (t)
return t;
}
if (!t)
return error_mark_node;
return t;
}
/* Subroutine of unqualified_namespace_lookup:

3
gcc/testsuite/ChangeLog
View File

@ -1,5 +1,8 @@
2006-06-12 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
PR c++/27933
* g++.dg/lookup/using15.C: New test.
PR c++/27951
* g++.dg/other/anon4.C: New test.

10
gcc/testsuite/g++.dg/lookup/using15.C Normal file
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@ -0,0 +1,10 @@
// PR c++/27933
// { dg-do compile }
template<int> struct A
{
int i;
A() { using i; } // { dg-error "nested-name-specifier|declared" }
};
A<0> a;