* eval.c (Init_eval), gc.c (Init_GC), proc.c (Init_Proc): freeze

messages of preallocated special exceptions also.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17833 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,8 @@
+Thu Jul  3 07:02:55 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* eval.c (Init_eval), gc.c (Init_GC), proc.c (Init_Proc): freeze
+	  messages of preallocated special exceptions also.
+
 Thu Jul  3 04:39:30 2008  Nobuyoshi Nakada  <nobu@ruby-lang.org>
 
 	* gc.c (rb_during_gc): VALUE cache is irrelevant.

eval.c

@@ -1201,7 +1201,8 @@ Init_eval(void)
 
     rb_define_virtual_variable("$SAFE", safe_getter, safe_setter);
 
-    exception_error = rb_exc_new2(rb_eFatal, "exception reentered");
+    exception_error = rb_exc_new2(rb_eFatal,
+				  rb_obj_freeze(rb_str_new2("exception reentered")));
     rb_ivar_set(exception_error, idThrowState, INT2FIX(TAG_FATAL));
     OBJ_TAINT(exception_error);
     OBJ_FREEZE(exception_error);

gc.c

@@ -2531,7 +2531,8 @@ Init_GC(void)
 
     rb_define_module_function(rb_mObSpace, "_id2ref", id2ref, 1);
 
-    nomem_error = rb_exc_new2(rb_eNoMemError, "failed to allocate memory");
+    nomem_error = rb_exc_new3(rb_eNoMemError,
+			      rb_obj_freeze(rb_str_new2("failed to allocate memory")));
     OBJ_TAINT(nomem_error);
     OBJ_FREEZE(nomem_error);
 

proc.c

@@ -1760,7 +1760,8 @@ Init_Proc(void)
     rb_define_method(rb_eLocalJumpError, "reason", localjump_reason, 0);
 
     rb_eSysStackError = rb_define_class("SystemStackError", rb_eException);
-    sysstack_error = rb_exc_new2(rb_eSysStackError, "stack level too deep");
+    sysstack_error = rb_exc_new3(rb_eSysStackError,
+				 rb_obj_freeze(rb_str_new2("stack level too deep")));
     OBJ_TAINT(sysstack_error);
     OBJ_FREEZE(sysstack_error);