[multiple changes]

2007-04-30  Andrew Pinski  <andrew_pinski@playstation.sony.com>

        PR C++/31721
        * tree.c (reconstruct_complex_type): Reconstruct a reference
        correctly.
        Also use the same mode for the pointer as the old pointer type.
2007-04-30  Andrew pinski  <andrew_pinski@playstation.sony.com>

        PR C++/31721
        * g++.dg/ext/vector7.C: New testcase.

From-SVN: r124300

gcc/ChangeLog

+2007-04-30  Andrew Pinski  <andrew_pinski@playstation.sony.com>
+
+	PR C++/31721
+	* tree.c (reconstruct_complex_type): Reconstruct a reference
+	correctly.
+	Also use the same mode for the pointer as the old pointer type.
+
 2007-04-30  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 
 	* doc/trouble.texi (Interoperation): Remove note about Ultrix

gcc/testsuite/ChangeLog

-2007-04-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+2007-04-30  Andrew pinski  <andrew_pinski@playstation.sony.com>
+
+	PR C++/31721
+	* g++.dg/ext/vector7.C: New testcase.
+
+2007-04-29  Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
 
 	PR fortran/31591
 	* gfortran.dg/bound_simplification_1.f90: New test.

gcc/testsuite/g++.dg/ext/vector7.C

+// { dg-options "" }
+// { dg-do compile }
+// PR C++/31721 and PR 14217
+// the attribute vector_size would change a reference type into a pointer type which was wrong.
+
+#define vector __attribute__((__vector_size__(16) ))
+vector int b;
+vector int &a = b;

gcc/tree.c

@@ -7236,11 +7236,18 @@ tree
 reconstruct_complex_type (tree type, tree bottom)
 {
   tree inner, outer;
-
-  if (POINTER_TYPE_P (type))
+  
+  if (TREE_CODE (type) == POINTER_TYPE)
+    {
+      inner = reconstruct_complex_type (TREE_TYPE (type), bottom);
+      outer = build_pointer_type_for_mode (inner, TYPE_MODE (type),
+					   TYPE_REF_CAN_ALIAS_ALL (type));
+    }
+  else if (TREE_CODE (type) == REFERENCE_TYPE)
     {
       inner = reconstruct_complex_type (TREE_TYPE (type), bottom);
-      outer = build_pointer_type (inner);
+      outer = build_reference_type_for_mode (inner, TYPE_MODE (type),
+					     TYPE_REF_CAN_ALIAS_ALL (type));
     }
   else if (TREE_CODE (type) == ARRAY_TYPE)
     {