* eval.c (POP_VARS): should not set DVAR_DONT_RECYCLE if _old

  ruby_vars is already force_recycled.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_6@1806 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 1 deletions

diff --git a/eval.c b/eval.c
index a006f3444d..aa56085e9a 100644
--- a/eval.c
+++ b/eval.c
@@ -593,7 +593,8 @@ struct RVarmap *ruby_dyna_vars;
 
 #define POP_VARS()			\
    if (_old && (ruby_scope->flag & SCOPE_DONT_RECYCLE)) \
-       FL_SET(_old, DVAR_DONT_RECYCLE); \
+       if (RBASIC(_old)->flags) /* unless it's already recycled */ \
+           FL_SET(_old, DVAR_DONT_RECYCLE); \
     ruby_dyna_vars = _old;		\
 }