movdi-rex64.c: Remove unnecessary -Wwrite-strings option.

        * gcc.target/i386/movdi-rex64.c: Remove unnecessary
        -Wwrite-strings option.

From-SVN: r182121

gcc/testsuite/ChangeLog

 2011-12-08  Teresa Johnson  <tejohnson@google.com>
 
+	* gcc.target/i386/movdi-rex64.c: Remove unnecessary
+	-Wwrite-strings option.
+
+2011-12-08  Teresa Johnson  <tejohnson@google.com>
+
 	* gcc.target/i386/movdi-rex64.c: New.
 
 2011-12-08  Richard Guenther  <rguenther@suse.de>

gcc/testsuite/gcc.target/i386/movdi-rex64.c

 /* { dg-do compile } */
-/* { dg-options "-fPIE -Wwrite-strings" } */
+/* { dg-options "-fPIE" } */
 /* { dg-require-effective-target pie } */
 
 char *strcpy (char *dest, const char *src);