Another round of cleanups for http://www.dartbug.com/15922

runtime/platform/globals.h

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef PLATFORM_GLOBALS_H_
 #define PLATFORM_GLOBALS_H_
 
 // __STDC_FORMAT_MACROS has to be defined before including <inttypes.h> to
 // enable platform independent printf format specifiers.
 #ifndef __STDC_FORMAT_MACROS
@@ skipping 463 matching lines @@
 #if !defined(TARGET_OS_WINDOWS)
 #if !defined(TEMP_FAILURE_RETRY)
 // TEMP_FAILURE_RETRY is defined in unistd.h on some platforms. The
 // definition below is copied from Linux and adapted to avoid lint
 // errors (type long int changed to intptr_t and do/while split on
 // separate lines with body in {}s).
 #define TEMP_FAILURE_RETRY(expression)                                         \
     ({ intptr_t __result;                                                      \
        do {                                                                    \
          __result = (expression);                                              \
-       } while (__result == -1L && errno == EINTR);                            \
+       } while ((__result == -1L) && (errno == EINTR));                        \
        __result; })
 #endif  // !defined(TEMP_FAILURE_RETRY)
 
 // This is a version of TEMP_FAILURE_RETRY which does not use the value
 // returned from the expression.
 #define VOID_TEMP_FAILURE_RETRY(expression)                                    \
     (static_cast<void>(TEMP_FAILURE_RETRY(expression)))
 
 #endif  // !defined(TARGET_OS_WINDOWS)
 
 #if defined(TARGET_OS_LINUX) || defined(TARGET_OS_MACOS)
 // Tell the compiler to do printf format string checking if the
 // compiler supports it; see the 'format' attribute in
 // <http://gcc.gnu.org/onlinedocs/gcc-4.3.0/gcc/Function-Attributes.html>.
 //
 // N.B.: As the GCC manual states, "[s]ince non-static C++ methods
 // have an implicit 'this' argument, the arguments of such methods
 // should be counted from two, not one."
 #define PRINTF_ATTRIBUTE(string_index, first_to_check) \
   __attribute__((__format__(__printf__, string_index, first_to_check)))
 #else
 #define PRINTF_ATTRIBUTE(string_index, first_to_check)
 #endif
 
 #endif  // PLATFORM_GLOBALS_H_