nari	2014-03-26 14:39:22 +0900 (Wed, 26 Mar 2014)

  New Revision: 45428

  http://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=rev&revision=45428

  Log:
    * internal.h (USE_SYMBOL_GC): enable Symbol GC by default (USE_SYMBOL_GC == 1).

  Modified files:
    trunk/ChangeLog
    trunk/internal.h
    trunk/parse.y
Index: ChangeLog
===================================================================
--- ChangeLog	(revision 45427)
+++ ChangeLog	(revision 45428)
@@ -1,3 +1,7 @@ https://github.com/ruby/ruby/blob/trunk/ChangeLog#L1
+Wed Mar 26 14:33:00 2014  Narihiro Nakamura  <authornari@g...>
+
+	* internal.h (USE_SYMBOL_GC): enable Symbol GC by default (USE_SYMBOL_GC == 1).
+
 Tue Mar 25 22:57:11 2014  Narihiro Nakamura  <authornari@g...>
 
 	* parse.y: support Symbol GC. [ruby-trunk Feature #9634]
Index: parse.y
===================================================================
--- parse.y	(revision 45427)
+++ parse.y	(revision 45428)
@@ -10669,6 +10669,7 @@ rb_gc_free_dsymbol(VALUE ptr) https://github.com/ruby/ruby/blob/trunk/parse.y#L10669
 VALUE
 rb_str_dynamic_intern(VALUE s)
 {
+#if USE_SYMBOL_GC
     VALUE str = RB_GC_GUARD(s);
     VALUE dup;
     rb_encoding *enc;
@@ -10704,6 +10705,9 @@ rb_str_dynamic_intern(VALUE s) https://github.com/ruby/ruby/blob/trunk/parse.y#L10705
     }
 
     return dsym;
+#else
+    return rb_str_intern(s);
+#endif
 }
 
 static int
Index: internal.h
===================================================================
--- internal.h	(revision 45427)
+++ internal.h	(revision 45428)
@@ -729,6 +729,9 @@ struct RBasicRaw { https://github.com/ruby/ruby/blob/trunk/internal.h#L729
 } while (0)
 
 /* parse.y */
+#ifndef USE_SYMBOL_GC
+#define USE_SYMBOL_GC 1
+#endif
 VALUE rb_parser_get_yydebug(VALUE);
 VALUE rb_parser_set_yydebug(VALUE, VALUE);
 int rb_is_const_name(VALUE name);

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