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-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/g++.dg/lto/20110311-1_0.C51
-rw-r--r--gcc/tree.c3
4 files changed, 64 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 1da3589cc3f..dea9da94d07 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2011-03-11 Richard Guenther <rguenther@suse.de>
+
+ PR lto/48073
+ * tree.c (find_decls_types_r): Do not walk types only reachable
+ from IDENTIFIER_NODEs.
+
2011-03-11 Jakub Jelinek <jakub@redhat.com>
PR middle-end/48044
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 7e7b9243da5..69b6ad51d63 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2011-03-11 Richard Guenther <rguenther@suse.de>
+
+ PR lto/48073
+ * g++.dg/lto/20110311-1_0.C: New testcase.
+
2011-03-11 Jakub Jelinek <jakub@redhat.com>
PR c++/48035
diff --git a/gcc/testsuite/g++.dg/lto/20110311-1_0.C b/gcc/testsuite/g++.dg/lto/20110311-1_0.C
new file mode 100644
index 00000000000..c63951e5bd8
--- /dev/null
+++ b/gcc/testsuite/g++.dg/lto/20110311-1_0.C
@@ -0,0 +1,51 @@
+/* { dg-lto-do link } */
+/* { dg-extra-ld-options "-r -nostdlib" } */
+
+struct NullType {};
+
+template <class T, class U>
+struct TList
+{
+ typedef T Head;
+ typedef U Tail;
+};
+
+template <class T>
+struct TListLength {};
+
+template <class T, class U>
+struct TListLength<TList<T,U> >
+{
+ enum
+ {
+ Ret = 1 + TListLength<U>::Ret
+ };
+};
+
+template <>
+struct TListLength<NullType>
+{
+ enum
+ {
+ Ret = 0
+ };
+};
+
+template <class Moves>
+class DDQMC
+{
+public:
+ int* moves[TListLength<Moves>::Ret];
+ inline DDQMC();
+private:
+};
+
+template <class Moves>
+DDQMC<Moves>::DDQMC()
+{
+}
+
+int main()
+{
+ typedef DDQMC< TList<float, TList<int, NullType> > > mytype;
+}
diff --git a/gcc/tree.c b/gcc/tree.c
index d923ac89a76..be469909995 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -4822,7 +4822,8 @@ find_decls_types_r (tree *tp, int *ws, void *data)
fld_worklist_push (BLOCK_ABSTRACT_ORIGIN (t), fld);
}
- fld_worklist_push (TREE_TYPE (t), fld);
+ if (TREE_CODE (t) != IDENTIFIER_NODE)
+ fld_worklist_push (TREE_TYPE (t), fld);
return NULL_TREE;
}