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+To: vim-dev@vim.org
+Subject: Patch 7.2.192
+Fcc: outbox
+From: Bram Moolenaar <Bram@moolenaar.net>
+Mime-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+------------
+
+Patch 7.2.192 (after 7.2.188)
+Problem: Still a crash in the garbage collector for a very rare situation.
+Solution: Make sure current_copyID is always incremented correctly. (Kent
+ Sibilev)
+Files: src/eval.c
+
+
+*** ../vim-7.2.191/src/eval.c 2009-05-26 22:58:43.000000000 +0200
+--- src/eval.c 2009-05-29 21:13:47.000000000 +0200
+***************
+*** 6526,6532 ****
+
+ /* Don't free variables in the previous_funccal list unless they are only
+ * referenced through previous_funccal. This must be first, because if
+! * the item is referenced elsewhere it must not be freed. */
+ for (fc = previous_funccal; fc != NULL; fc = fc->caller)
+ {
+ set_ref_in_ht(&fc->l_vars.dv_hashtab, copyID + 1);
+--- 6526,6532 ----
+
+ /* Don't free variables in the previous_funccal list unless they are only
+ * referenced through previous_funccal. This must be first, because if
+! * the item is referenced elsewhere the funccal must not be freed. */
+ for (fc = previous_funccal; fc != NULL; fc = fc->caller)
+ {
+ set_ref_in_ht(&fc->l_vars.dv_hashtab, copyID + 1);
+***************
+*** 6564,6573 ****
+ /* v: vars */
+ set_ref_in_ht(&vimvarht, copyID);
+
+! /* Free lists and dictionaries that are not referenced. */
+ did_free = free_unref_items(copyID);
+
+! /* check if any funccal can be freed now */
+ for (pfc = &previous_funccal; *pfc != NULL; )
+ {
+ if (can_free_funccal(*pfc, copyID))
+--- 6564,6577 ----
+ /* v: vars */
+ set_ref_in_ht(&vimvarht, copyID);
+
+! /*
+! * 2. Free lists and dictionaries that are not referenced.
+! */
+ did_free = free_unref_items(copyID);
+
+! /*
+! * 3. Check if any funccal can be freed now.
+! */
+ for (pfc = &previous_funccal; *pfc != NULL; )
+ {
+ if (can_free_funccal(*pfc, copyID))
+***************
+*** 9286,9292 ****
+ if (noref < 0 || noref > 1)
+ EMSG(_(e_invarg));
+ else
+! item_copy(&argvars[0], rettv, TRUE, noref == 0 ? ++current_copyID : 0);
+ }
+
+ /*
+--- 9290,9299 ----
+ if (noref < 0 || noref > 1)
+ EMSG(_(e_invarg));
+ else
+! {
+! current_copyID += COPYID_INC;
+! item_copy(&argvars[0], rettv, TRUE, noref == 0 ? current_copyID : 0);
+! }
+ }
+
+ /*
+***************
+*** 18966,18972 ****
+ char_u *s;
+ char_u numbuf[NUMBUFLEN];
+
+! s = echo_string(&v->di_tv, &tofree, numbuf, ++current_copyID);
+ list_one_var_a(prefix, v->di_key, v->di_tv.v_type,
+ s == NULL ? (char_u *)"" : s, first);
+ vim_free(tofree);
+--- 18973,18980 ----
+ char_u *s;
+ char_u numbuf[NUMBUFLEN];
+
+! current_copyID += COPYID_INC;
+! s = echo_string(&v->di_tv, &tofree, numbuf, current_copyID);
+ list_one_var_a(prefix, v->di_key, v->di_tv.v_type,
+ s == NULL ? (char_u *)"" : s, first);
+ vim_free(tofree);
+***************
+*** 19401,19407 ****
+ }
+ else if (eap->cmdidx == CMD_echo)
+ msg_puts_attr((char_u *)" ", echo_attr);
+! p = echo_string(&rettv, &tofree, numbuf, ++current_copyID);
+ if (p != NULL)
+ for ( ; *p != NUL && !got_int; ++p)
+ {
+--- 19409,19416 ----
+ }
+ else if (eap->cmdidx == CMD_echo)
+ msg_puts_attr((char_u *)" ", echo_attr);
+! current_copyID += COPYID_INC;
+! p = echo_string(&rettv, &tofree, numbuf, current_copyID);
+ if (p != NULL)
+ for ( ; *p != NUL && !got_int; ++p)
+ {
+*** ../vim-7.2.191/src/version.c 2009-05-26 22:58:43.000000000 +0200
+--- src/version.c 2009-06-03 13:21:20.000000000 +0200
+***************
+*** 678,679 ****
+--- 678,681 ----
+ { /* Add new patch number below this line */
++ /**/
++ 192,
+ /**/
+
+--
+Imagine a world without hypothetical situations.
+
+ /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net \\\
+/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
+\\\ download, build and distribute -- http://www.A-A-P.org ///
+ \\\ help me help AIDS victims -- http://ICCF-Holland.org ///