nobu	2015-03-16 16:49:27 +0900 (Mon, 16 Mar 2015)

  New Revision: 49978

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=49978

  Log:
    ruby.h: suppress false warnings
    
    * include/ruby/ruby.h (rb_data_object_alloc_warning): enable only
      if __builtin_choose_expr works with __builtin_constant_p so that
      warnings will be suppressed if klass is 0.

  Modified files:
    trunk/include/ruby/ruby.h
    trunk/random.c
Index: include/ruby/ruby.h
===================================================================
--- include/ruby/ruby.h	(revision 49977)
+++ include/ruby/ruby.h	(revision 49978)
@@ -1169,7 +1169,9 @@ rb_obj_freeze_inline(VALUE x) https://github.com/ruby/ruby/blob/trunk/include/ruby/ruby.h#L1169
 # define RUBY_UNTYPED_DATA_FUNC(func) DEPRECATED(func)
 #endif
 
+#if defined(HAVE_BUILTIN___BUILTIN_CHOOSE_EXPR_CONSTANT_P)
 RUBY_UNTYPED_DATA_FUNC(static inline VALUE rb_data_object_alloc_warning(VALUE,void*,RUBY_DATA_FUNC,RUBY_DATA_FUNC));
+#endif
 RUBY_UNTYPED_DATA_FUNC(static inline void *rb_data_object_get_warning(VALUE));
 
 static inline VALUE
Index: random.c
===================================================================
--- random.c	(revision 49977)
+++ random.c	(revision 49978)
@@ -491,8 +491,6 @@ fill_random_bytes(void *seed, size_t siz https://github.com/ruby/ruby/blob/trunk/random.c#L491
 	}
 	else {
 	    if (!old_prov) {
-# undef RUBY_UNTYPED_DATA_WARNING
-# define RUBY_UNTYPED_DATA_WARNING 0
 		rb_gc_register_mark_object(Data_Wrap_Struct(0, 0, release_crypt, &prov));
 	    }
 	    else {

--
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