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authormatz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2001-10-31 06:53:22 +0000
committermatz <matz@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2001-10-31 06:53:22 +0000
commit35bc1df02607792b9534f7f45bf7c80174fb97a4 (patch)
tree031753e82307ea804a9846f7fad1907d08bfdb21 /eval.c
parent28fd3752ea278fc965227fa94faf4d11de9320a1 (diff)
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* eval.c (POP_VARS): should not set DVAR_DONT_RECYCLE if _old
ruby_vars is already force_recycled. * gc.c (rb_gc): handles mark stack overflow. * gc.c (PUSH_MARK): use static mark stack, no more recursion. git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@1807 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'eval.c')
-rw-r--r--eval.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/eval.c b/eval.c
index e27020926..bea650cc5 100644
--- a/eval.c
+++ b/eval.c
@@ -594,15 +594,17 @@ new_blktag()
}
struct RVarmap *ruby_dyna_vars;
-#define PUSH_VARS() { \
- struct RVarmap * volatile _old; \
- _old = ruby_dyna_vars; \
+#define PUSH_VARS() { \
+ struct RVarmap * volatile _old; \
+ _old = ruby_dyna_vars; \
ruby_dyna_vars = 0;
-#define POP_VARS() \
- if (_old && (ruby_scope->flags & SCOPE_DONT_RECYCLE)) \
- FL_SET(_old, DVAR_DONT_RECYCLE); \
- ruby_dyna_vars = _old; \
+#define POP_VARS() \
+ if (_old && (ruby_scope->flags & SCOPE_DONT_RECYCLE)) {\
+ if (RBASIC(_old)->flags) /* unless it's already recycled */ \
+ FL_SET(_old, DVAR_DONT_RECYCLE); \
+ }\
+ ruby_dyna_vars = _old; \
}
#define DVAR_DONT_RECYCLE FL_USER2