call.c (standard_conversion): Opaque pointers interconvert.

2003-08-11  Aldy Hernandez  <aldyh@redhat.com>

        * cp/call.c (standard_conversion): Opaque pointers interconvert.

        * testsuite/g++.dg/other/opaque-3.C: New.

From-SVN: r70371

gcc/cp/ChangeLog

+2003-08-11  Aldy Hernandez  <aldyh@redhat.com>
+ 
+        * call.c (standard_conversion): Opaque pointers interconvert.
+ 
+        * testsuite/g++.dg/other/opaque-3.C: New.
+
 2003-08-11  Mark Mitchell  <mark@codesourcery.com>
 
 	* typeck.c (merge_types): Handle cv-qualified pointer-to-member

gcc/cp/call.c

@@ -647,6 +647,12 @@ standard_conversion (tree to, tree from, tree expr)
   if ((tcode == POINTER_TYPE || TYPE_PTR_TO_MEMBER_P (to))
       && expr && null_ptr_cst_p (expr))
     conv = build_conv (STD_CONV, to, conv);
+  else if (tcode == POINTER_TYPE && fcode == POINTER_TYPE
+	   && TREE_CODE (TREE_TYPE (to)) == VECTOR_TYPE
+	   && TREE_CODE (TREE_TYPE (from)) == VECTOR_TYPE
+	   && ((*targetm.vector_opaque_p) (TREE_TYPE (to))
+	       || (*targetm.vector_opaque_p) (TREE_TYPE (from))))
+    conv = build_conv (STD_CONV, to, conv);
   else if ((tcode == INTEGER_TYPE && fcode == POINTER_TYPE)
 	   || (tcode == POINTER_TYPE && fcode == INTEGER_TYPE))
     {

gcc/testsuite/g++.dg/other/opaque-3.C

+/* { dg-do compile { target powerpc-*-eabi* } } */
+/* { dg-options "-mcpu=8540 -mabi=spe" } */
+
+__ev64_opaque__ o;
+#define v __attribute__((vector_size(8)))
+v unsigned int *p;
+
+void m()
+{
+  o = __builtin_spe_evldd(p, 5);
+}