Require effective target alloca for pr82875.c

2017-12-04  Tom de Vries  <tom@codesourcery.com>

	* gcc.dg/pr82875.c: Require effective target alloca.

From-SVN: r255374

gcc/testsuite/ChangeLog

+2017-12-04  Tom de Vries  <tom@codesourcery.com>
+
+	* gcc.dg/pr82875.c: Require effective target alloca.
+
 2017-12-03  Thomas Koenig  <tkoenig@gcc.gnu.org>
 
 	PR fortran/36313

gcc/testsuite/gcc.dg/pr82875.c

 /* PR middle-end/82875 */
 /* { dg-do compile } */
 /* { dg-options "-ftree-ter" } */
+/* { dg-require-effective-target alloca } */
 
 const int a = 100;