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authorKriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>2003-09-19 14:08:00 +0000
committerKriang Lerdsuwanakij <lerdsuwa@gcc.gnu.org>2003-09-19 14:08:00 +0000
commit68c788471ba4f3a2aa4e79c6fc2bf99218621bc3 (patch)
treed12f6f7ece81be97d1ded812e91f6979f2fe7b6e /gcc
parent472b0fbcf737e5a4211b70d65ea9e386c9d9eeef (diff)
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re PR c++/495 (ICE in in lookup_template_class, at cp/pt.c:3961)
PR c++/495 * pt.c (tsubst_friend_class): Only use innermost template arguments for the injected friend class template. * g++.dg/template/friend24.C: New test. From-SVN: r71574
Diffstat (limited to 'gcc')
-rw-r--r--gcc/cp/ChangeLog6
-rw-r--r--gcc/cp/pt.c2
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/g++.dg/template/friend24.C27
4 files changed, 40 insertions, 0 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index 15bf1a6..a18706b 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2003-09-19 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
+
+ PR c++/495
+ * pt.c (tsubst_friend_class): Only use innermost template
+ arguments for the injected friend class template.
+
2003-09-19 Nathan Sidwell <nathan@codesourcery.com>
PR c++/12332
diff --git a/gcc/cp/pt.c b/gcc/cp/pt.c
index 28ed0bc..5e5af5b 100644
--- a/gcc/cp/pt.c
+++ b/gcc/cp/pt.c
@@ -5001,6 +5001,8 @@ tsubst_friend_class (tree friend_tmpl, tree args)
DECL_USE_TEMPLATE (tmpl) = 0;
DECL_TEMPLATE_INFO (tmpl) = NULL_TREE;
CLASSTYPE_USE_TEMPLATE (TREE_TYPE (tmpl)) = 0;
+ CLASSTYPE_TI_ARGS (TREE_TYPE (tmpl))
+ = INNERMOST_TEMPLATE_ARGS (CLASSTYPE_TI_ARGS (TREE_TYPE (tmpl)));
/* Inject this template into the global scope. */
friend_type = TREE_TYPE (pushdecl_top_level (tmpl));
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 2b1e566..77a2c4b 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2003-09-19 Kriang Lerdsuwanakij <lerdsuwa@users.sourceforge.net>
+
+ PR c++/495
+ * g++.dg/template/friend24.C: New test.
+
2003-09-19 Nathan Sidwell <nathan@codesourcery.com>
PR c++/12332
diff --git a/gcc/testsuite/g++.dg/template/friend24.C b/gcc/testsuite/g++.dg/template/friend24.C
new file mode 100644
index 0000000..5db4d31
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/friend24.C
@@ -0,0 +1,27 @@
+// { dg-do compile }
+
+// Origin: Wolfgang Bangerth <bangerth@ticam.utexas.edu>
+
+// PR c++/495: Fail to locate primary class template that is
+// injected by friend declaration.
+
+template <int N> struct X
+{
+ template <int dim> friend struct Y;
+};
+
+X<2> x;
+
+template <int dim> struct Y
+{
+ void f (Y);
+ void g (Y);
+};
+
+template <int dim> void Y<dim>::f (Y)
+{
+}
+
+template <int dim> void Y<dim>::g (Y<dim>)
+{
+}