Add abort prototype to readeflags-1.c/writeeflags-1.c

	* gcc.target/i386/readeflags-1.c (abort): New prototype.
	* gcc.target/i386/writeeflags-1.c (abort): Likewise.

From-SVN: r225566

gcc/testsuite/ChangeLog

+2015-07-08  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* gcc.target/i386/readeflags-1.c (abort): New prototype.
+	* gcc.target/i386/writeeflags-1.c (abort): Likewise.
+
 2015-07-08  Paolo Carlini  <paolo.carlini@oracle.com>
 
 	PR c++/66421

gcc/testsuite/gcc.target/i386/readeflags-1.c

@@ -3,6 +3,8 @@
 
 #include <x86intrin.h>
 
+extern void abort (void);
+
 #ifdef __x86_64__
 #define EFLAGS_TYPE unsigned long long int
 #else

gcc/testsuite/gcc.target/i386/writeeflags-1.c

@@ -3,6 +3,8 @@
 
 #include <x86intrin.h>
 
+extern void abort (void);
+
 #ifdef __x86_64__
 #define EFLAGS_TYPE unsigned long long int
 #else