naruse	2016-12-10 07:45:38 +0900 (Sat, 10 Dec 2016)

  New Revision: 57034

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=57034

  Log:
    Suppress warning: this use of "defined" may not be portable
    
    Use of defined() in macro expansion is considered non portable.
    https://gcc.gnu.org/ml/gcc-patches/2014-10/msg01577.html

  Modified files:
    trunk/include/ruby/defines.h
Index: include/ruby/defines.h
===================================================================
--- include/ruby/defines.h	(revision 57033)
+++ include/ruby/defines.h	(revision 57034)
@@ -62,12 +62,15 @@ extern "C" { https://github.com/ruby/ruby/blob/trunk/include/ruby/defines.h#L62
 #endif
 
 #ifndef GCC_VERSION_SINCE
-#define GCC_VERSION_SINCE(major, minor, patchlevel) \
-  (defined(__GNUC__) && !defined(__INTEL_COMPILER) && !defined(__clang__) && \
-   ((__GNUC__ > (major)) ||  \
-    ((__GNUC__ == (major) && \
-      ((__GNUC_MINOR__ > (minor)) ||					\
-       (__GNUC_MINOR__ == (minor) && __GNUC_PATCHLEVEL__ >= (patchlevel)))))))
+# if defined(__GNUC__) && !defined(__INTEL_COMPILER) && !defined(__clang__)
+#  define GCC_VERSION_SINCE(major, minor, patchlevel) \
+    ((__GNUC__ > (major)) ||  \
+     ((__GNUC__ == (major) && \
+       ((__GNUC_MINOR__ > (minor)) || \
+        (__GNUC_MINOR__ == (minor) && __GNUC_PATCHLEVEL__ >= (patchlevel))))))
+# else
+#  define GCC_VERSION_SINCE(major, minor, patchlevel) 0
+# endif
 #endif
 
 /* likely */

--
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