process.c: no symbol cache

* process.c (rb_intern): no symbol cache while initialization.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42671 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Fri Aug 23 22:12:13 2013  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* process.c (rb_intern): no symbol cache while initialization.
+
 Fri Aug 23 22:07:45 2013  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* configure.in (clock_t): needs time.h.

process.c

@@ -7092,6 +7092,8 @@ VALUE rb_mProcID_Syscall;
 void
 Init_process(void)
 {
+#undef rb_intern
+#define rb_intern(str) rb_intern_const(str)
     rb_define_virtual_variable("$?", rb_last_status_get, 0);
     rb_define_virtual_variable("$$", get_pid, 0);
     rb_define_global_function("exec", rb_f_exec, -1);