PR c++/33510
* decl.c (cp_complete_array_type): If any of the initializer
elements are pack expansions, don't compute the array size yet.
2007-11-09 Douglas Gregor <doug.gregor@gmail.com>
PR c++/33510
* g++.dg/cpp0x/variadic-init.C: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@130065
138bc75d-0d04-0410-961f-
82ee72b054a4
+2007-11-09 Douglas Gregor <doug.gregor@gmail.com>
+
+ PR c++/33510
+ * decl.c (cp_complete_array_type): If any of the initializer
+ elements are pack expansions, don't compute the array size yet.
+
2007-11-08 Andrew Pinski <pinskia@gmail.com>
PR c++/30297:
HOST_WIDE_INT i;
for (i = 0;
VEC_iterate (constructor_elt, v, i, ce);
- ++i)
+ ++i)
if (!check_array_designated_initializer (ce))
failure = 1;
}
if (initial_value)
{
+ unsigned HOST_WIDE_INT i;
+ tree value;
+
/* An array of character type can be initialized from a
brace-enclosed string constant.
&& VEC_length (constructor_elt, v) == 1)
initial_value = value;
}
+
+ /* If any of the elements are parameter packs, we can't actually
+ complete this type now because the array size is dependent. */
+ if (TREE_CODE (initial_value) == CONSTRUCTOR)
+ {
+ FOR_EACH_CONSTRUCTOR_VALUE (CONSTRUCTOR_ELTS (initial_value),
+ i, value)
+ {
+ if (PACK_EXPANSION_P (value))
+ return 0;
+ }
+ }
}
failure = complete_array_type (ptype, initial_value, do_default);
+2007-11-09 Douglas Gregor <doug.gregor@gmail.com>
+
+ PR c++/33510
+ * g++.dg/cpp0x/variadic-init.C: New.
+
2007-11-09 Paolo Bonzini <bonzini@gnu.org>
Jakub Jelinek <jakub@redhat.com>
--- /dev/null
+// { dg-do run }
+// { dg-options "-std=gnu++0x" }
+
+// PR c++/33510
+#define SIZE_FROM_CTOR
+extern "C" void abort ();
+
+template<int M, int N> struct pair
+{
+ int i, j;
+ pair () : i (M), j (N) {}
+};
+
+template<int... M> struct S
+{
+ template<int... N> static int *foo ()
+ {
+#ifdef SIZE_FROM_CTOR
+ static int x[] = { (M + N)..., -1 };
+#else
+ static int x[1 + sizeof... N] = { (M + N)..., -1 };
+#endif
+ return x;
+ }
+};
+
+template<typename... M> struct R
+{
+ template<typename... N> static int *foo ()
+ {
+#ifdef SIZE_FROM_CTOR
+ static int x[] = { (sizeof(M) + sizeof(N))..., -1 };
+#else
+ static int x[1 + sizeof... N] = { (sizeof(M) + sizeof(N))..., -1 };
+#endif
+ return x;
+ }
+};
+
+int *bar ()
+{
+ return S<0, 1, 2>::foo<0, 1, 2> ();
+}
+
+int *baz ()
+{
+ return R<char, short, int>::foo<float, double, long> ();
+}
+
+
+int main ()
+{
+ int *p = bar ();
+ if (p[0] != 0 || p[1] != 2 || p[2] != 4 || p[3] != -1)
+ abort ();
+}