pr68532.c: Add -fno-common option on hppa*-*-hpux*.

	* gcc.c-torture/execute/pr68532.c: Add -fno-common option on
	hppa*-*-hpux*.

From-SVN: r234242

gcc/testsuite/ChangeLog

 2016-03-15  John David Anglin  <danglin@gcc.gnu.org>
 
+	* gcc.c-torture/execute/pr68532.c: Add -fno-common option on
+	hppa*-*-hpux*.
+
 	* gcc.dg/ifcvt-4.c: Add hppa*64*-*-* to skip list.
 
 	PR libfortran/69799

gcc/testsuite/gcc.c-torture/execute/pr68532.c

 /* { dg-options "-O2 -ftree-vectorize -fno-vect-cost-model" } */
+/* { dg-additional-options "-fno-common" { target hppa*-*-hpux* } } */
 
 #define SIZE 128
 unsigned short _Alignas (16) in[SIZE];