PR libstdc++/83833 fix failing test on ia32

	PR libstdc++/83833
	* testsuite/26_numerics/random/chi_squared_distribution/83833.cc:
	Add -ffloat-store to options for m68k and ia32.

From-SVN: r257146

libstdc++-v3/ChangeLog

 2018-01-29  Jonathan Wakely  <jwakely@redhat.com>
 
+	PR libstdc++/83833
+	* testsuite/26_numerics/random/chi_squared_distribution/83833.cc:
+	Add -ffloat-store to options for m68k and ia32.
+
 	* doc/xml/faq.xml: Update copyright years.
 	* doc/html/*: Regenerate.
 

libstdc++-v3/testsuite/26_numerics/random/chi_squared_distribution/83833.cc

@@ -16,6 +16,7 @@
 // <http://www.gnu.org/licenses/>.
 
 // { dg-do run { target c++11 } }
+// // { dg-additional-options "-ffloat-store" { target { m68*-*-* || ia32 } } }
 
 #include <random>
 #include <testsuite_hooks.h>