re PR sanitizer/64435 (Bootstrap failure in libsanitizer on AArch64 with Linux kernel <= 3.15)

	PR sanitizer/64435
	* sanitizer_common/sanitizer_platform_limits_posix.cc: Cherry pick
	upstream r223925.

From-SVN: r219833

libsanitizer/ChangeLog

+2015-01-19  Jakub Jelinek  <jakub@redhat.com>
+
+	PR sanitizer/64435
+	* sanitizer_common/sanitizer_platform_limits_posix.cc: Cherry pick
+	upstream r223925.
+
 2015-01-13  Jakub Jelinek  <jakub@redhat.com>
 
 	* sanitizer_common/sanitizer_deadlock_detector.h: Cherry pick

libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc

@@ -1003,8 +1003,12 @@ CHECK_SIZE_AND_OFFSET(__sysctl_args, newlen);
 
 CHECK_TYPE_SIZE(__kernel_uid_t);
 CHECK_TYPE_SIZE(__kernel_gid_t);
+
+#if !defined(__aarch64__)
 CHECK_TYPE_SIZE(__kernel_old_uid_t);
 CHECK_TYPE_SIZE(__kernel_old_gid_t);
+#endif
+
 CHECK_TYPE_SIZE(__kernel_off_t);
 CHECK_TYPE_SIZE(__kernel_loff_t);
 CHECK_TYPE_SIZE(__kernel_fd_set);