re PR middle-end/32970 (C++ frontend can not handle vector pointer constant parameter)

	PR middle-end/32970
gcc/
	* tree.c (reconstruct_complex_type): For a pointer to a vector,
	use build_qualified_type to retain qualifiers of the base type.
testsuite/
	* g++.dg/ext/altivec-14.C: New test.

From-SVN: r127578

1 files changed, 1 insertions, 4 deletions

diff --git a/gcc/tree.c b/gcc/tree.c
index 92d2ba8..b6b339c 100644
--- a/gcc/tree.c
+++ b/gcc/tree.c
@@ -7609,10 +7609,7 @@ reconstruct_complex_type (tree type, tree bottom)
   else
     return bottom;
 
-  TYPE_READONLY (outer) = TYPE_READONLY (type);
-  TYPE_VOLATILE (outer) = TYPE_VOLATILE (type);
-
-  return outer;
+  return build_qualified_type (outer, TYPE_QUALS (type));
 }
 
 /* Returns a vector tree node given a mode (integer, vector, or BLKmode) and