[PATCH][ARM] gnu11 cleanup for aapcs testcases

[Jiong Wang]

a furhter cleanup under aapcs sub-directory.

ok for trunk?

gcc/testsuite/
  * gcc.target/arm/aapcs/abitest.h: Declare memcpy.

diff --git a/gcc/testsuite/gcc.target/arm/aapcs/abitest.h b/gcc/testsuite/gcc.target/arm/aapcs/abitest.h
index 06a92c3..7bce58b 100644
--- a/gcc/testsuite/gcc.target/arm/aapcs/abitest.h
+++ b/gcc/testsuite/gcc.target/arm/aapcs/abitest.h
@@ -49,6 +49,8 @@
 
 
 extern void abort (void);
+typedef unsigned int size_t;
+extern int memcmp (const void *s1, const void *s2, size_t n);
 
 __attribute__((naked))  void dumpregs () __asm("myfunc");
 __attribute__((naked))  void dumpregs ()