[committed] Fix pr47975.c test compilation on hppa*-*-hpux*

[John David Anglin]

On hppa*-*-hpux*, we can't use common for a vector size of 32 due to alignment
limitiations.  Tested on hppa2.0w-hp-hpux11.11.  Committed to trunk.

Dave
-- 
J. David Anglin                                  dave.ang...@nrc-cnrc.gc.ca
National Research Council of Canada              (613) 990-0752 (FAX: 952-6602)

2011-03-05  John David Anglin  <dave.ang...@nrc-cnrc.gc.ca>

        * gcc.dg/torture/pr47975.c: Add -fno-common option on hppa*-*-hpux*.

Index: gcc.dg/torture/pr47975.c
===================================================================
--- gcc.dg/torture/pr47975.c    (revision 170674)
+++ gcc.dg/torture/pr47975.c    (working copy)
@@ -1,4 +1,5 @@
 /* { dg-do compile } */
+/* { dg-options "-fno-common" { target { hppa*-*-hpux* } } } */
 
 int __attribute__ ((vector_size (32))) x;