+2010-05-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/44148
+ * pt.c (tsubst): Unshare template argument.
+
2010-05-15 Steven Bosscher <steven@gcc.gnu.org>
* decl.c: Include tree-iterator.h, as fixup for tree-inline.h changes.
+2010-05-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/44148
+ * g++.dg/torture/pr44148.C: New test.
+
2010-05-15 Joseph Myers <joseph@codesourcery.com>
* gcc.dg/c1x-anon-struct-1.c, gcc.dg/c1x-anon-struct-2.c,
--- /dev/null
+// PR c++/44148
+// { dg-do compile }
+// { dg-options "" }
+// { dg-options "-fpic" { target fpic } }
+
+template <typename T> struct S2
+{
+ typedef const T &t2;
+ t2 operator* () const {}
+};
+template <typename T> struct S3
+{
+ typedef S2 <T> t5;
+};
+template <typename T1, typename T2> T2 foo1 (T1 x, T2 y) { y (*x); }
+template <class T> struct S4
+{
+ T &operator* () const;
+};
+struct S7 {};
+struct S8
+{
+ typedef::S3 <S4 <S7> >::t5 t6;
+ t6 m1 () const;
+};
+template <class T> struct S9
+{
+ typedef T t3;
+ inline t3 &operator[] (unsigned int) {}
+};
+template <typename T1, typename T2, typename T3, void (&T4) (const T1 &, T3 &)> struct S10
+{
+ S10 (T2 &x, unsigned int y = 0) : u (x), v (y) {}
+ void operator () (const S4 <T1> &x) { T4 (*x, u[v++]); }
+ T2 &u;
+ unsigned int v;
+};
+struct S15;
+struct S11
+{
+ static void m3 (const S8 &, S15 &);
+};
+struct S16;
+struct S12;
+struct S13
+{
+ static void m4 (const S7 &,S16 &);
+};
+typedef S10 <S7, S12, S16, S13::m4> t10;
+struct S12: S9 <S16>
+{
+};
+struct S15
+{
+ S12 p;
+};
+void S11::m3 (const S8 &x, S15 &y)
+{
+ foo1 (x.m1 (), t10 (y.p));
+}