[ruby-dev:13825] Re: [BUG] rb_gc_mark(): unknown data type 0x1c(0xbfff3d6c) non object

まつもと ゆきひろです

In message "[ruby-dev:13822] Re: [BUG] rb_gc_mark(): unknown data type 0x1c(0xbfff3d6c) non object"
    on 01/07/13, akira yamada / やまだあきら <[e-mail]> writes:

|gc.cとeval.cについて調べてみたんですが, eval.cが
|
|   Working revision:    1.137.2.45      Thu Jul 12 15:18:59 2001
|
|だと問題なくて
|
|   Working revision:    1.137.2.46      Thu Jul 12 15:21:07 2001
|
|になると問題が発生するように見えます. 

1.7の修正が取り込まれてなかったせいかも。以下のパッチで改善
されるといいなあ。

--- eval.c	Fri Jul  6 17:54:18 2001
+++ ../ruby/eval.c	Fri Jul  6 14:09:39 2001
@@ -576,2 +584,3 @@ new_blktag()
     _block.dyna_vars = ruby_dyna_vars;	\
+    _block.wrapper = ruby_wrapper;	\
     ruby_block = &_block;
@@ -3513,4 +3617,5 @@ rb_yield_0(val, self, klass, acheck)
     volatile VALUE old_cref;
-    struct BLOCK *block;
-    struct SCOPE *old_scope;
+    volatile VALUE old_wrapper;
+    struct BLOCK * volatile block;
+    struct SCOPE * volatile old_scope;
     struct FRAME frame;
@@ -3531,2 +3636,4 @@ rb_yield_0(val, self, klass, acheck)
     ruby_cref = (NODE*)ruby_frame->cbase;
+    old_wrapper = ruby_wrapper;
+    ruby_wrapper = block->wrapper;
     old_scope = ruby_scope;
@@ -3656,3 +3741,4 @@ rb_yield_0(val, self, klass, acheck)
     ruby_cref = (NODE*)old_cref;
-    if (ruby_scope->flag & SCOPE_DONT_RECYCLE)
+    ruby_wrapper = old_wrapper;
+    if (ruby_scope->flags & SCOPE_DONT_RECYCLE)
        scope_dup(old_scope);
@@ -6336,3 +6407,2 @@ proc_call(proc, args)
     ruby_wrapper = data->wrapper;
-
     /* PUSH BLOCK from data */
@@ -6457,3 +6542,2 @@ block_pass(self, node)
     volatile int safe = ruby_safe_level;
-    volatile VALUE old_wrapper = ruby_wrapper;
 
@@ -6473,4 +6557,2 @@ block_pass(self, node)
 
-    ruby_wrapper = data->wrapper;
-
     /* PUSH BLOCK from data */
@@ -6512,3 +6594,2 @@ block_pass(self, node)
     ruby_block = old_block;
-    ruby_wrapper = old_wrapper;
     ruby_safe_level = safe;