re PR c++/55573 (ICE in adjust_temp_type, at cp/semantics.c:6454)

	PR c++/55573
	* semantics.c (adjust_temp_type): Handle VECTOR_CST.

	* g++.dg/cpp0x/constexpr-55573.C: New test.

From-SVN: r194262

gcc/cp/ChangeLog

+2012-12-06  Marc Glisse  <marc.glisse@inria.fr>
+
+	PR c++/55573
+	* semantics.c (adjust_temp_type): Handle VECTOR_CST.
+
 2012-12-06  Jason Merrill  <jason@redhat.com>
 
 	PR c++/54947

gcc/cp/semantics.c

@@ -6451,7 +6451,7 @@ adjust_temp_type (tree type, tree temp)
   /* Avoid wrapping an aggregate value in a NOP_EXPR.  */
   if (TREE_CODE (temp) == CONSTRUCTOR)
     return build_constructor (type, CONSTRUCTOR_ELTS (temp));
-  gcc_assert (SCALAR_TYPE_P (type));
+  gcc_assert (scalarish_type_p (type));
   return cp_fold_convert (type, temp);
 }
 

gcc/testsuite/ChangeLog

 2012-12-06  Jakub Jelinek  <jakub@redhat.com>
 
+	PR c++/55573
+	* g++.dg/cpp0x/constexpr-55573.C: New test.
+
+2012-12-06  Jakub Jelinek  <jakub@redhat.com>
+
 	PR c++/55137
 	* g++.dg/opt/pr55137.C: New test.
 	* gcc.c-torture/execute/pr55137.c: New test.

gcc/testsuite/g++.dg/cpp0x/constexpr-55573.C

+// PR c++/55573
+// { dg-do compile }
+// { dg-options "-std=gnu++11" }
+
+template <typename T, int N>
+struct ExtVecTraits {
+  typedef T __attribute__((vector_size (N * sizeof (T)))) type;
+};
+
+template <typename T>
+using Vec4 = typename ExtVecTraits<T,4>::type;
+
+template <typename T>
+struct Rot3
+{
+  typedef Vec4<T> Vec;
+  Vec axis[3];
+  constexpr Rot3 (Vec4<T> ix, Vec4<T> iy, Vec4<T> iz) : axis {ix, iy, iz} {}
+};
+
+typedef Vec4<float> Vec;
+Rot3<float> r2 ((Vec) {0, 1, 0, 0}, (Vec){0, 0, 1, 0}, (Vec){1, 0, 0, 0});