pr78515.c: Add -fno-common option on hppa*-*-hpux*.

	* gcc.dg/torture/pr78515.c: Add -fno-common option on hppa*-*-hpux*.

From-SVN: r245005

gcc/testsuite/ChangeLog

 2017-01-28  John David Anglin  <danglin@gcc.gnu.org>
 
+	* gcc.dg/torture/pr78515.c: Add -fno-common option on hppa*-*-hpux*.
+
 	* gfortran.dg/coarray_41.f90: Add "-latomic" option if
 	libatomic_available.
 	* gfortran.dg/coarray_42.f90: Likewise.

gcc/testsuite/gcc.dg/torture/pr78515.c

 /* { dg-do compile } */
 /* { dg-additional-options "-Wno-psabi" } */
 /* { dg-additional-options "-mavx512bw" { target x86_64-*-* i?86-*-* } } */
+/* { dg-additional-options "-fno-common" { target hppa*-*-hpux* } } */
 
 typedef unsigned V __attribute__ ((vector_size (64)));