To: vim_dev@googlegroups.com
Subject: Patch 8.2.2205
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
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------------

Patch 8.2.2205
Problem:    Vim9: memory leak when parsing lambda fails.
Solution:   Clear growarrays.
Files:      src/userfunc.c


*** ../vim-8.2.2204/src/userfunc.c	2020-12-24 15:13:35.850860411 +0100
--- src/userfunc.c	2020-12-24 16:04:42.688125597 +0100
***************
*** 523,529 ****
--- 523,533 ----
  	    types_optional ? &argtypes : NULL, types_optional,
  						 NULL, NULL, TRUE, NULL, NULL);
      if (ret == FAIL || skip_arrow(s, equal_arrow) == NULL)
+     {
+ 	if (types_optional)
+ 	    ga_clear_strings(&argtypes);
  	return NOTDONE;
+     }
  
      // Parse the arguments again.
      if (evaluate)
***************
*** 535,541 ****
--- 539,549 ----
  	    types_optional ? &argtypes : NULL, types_optional,
  					    &varargs, NULL, FALSE, NULL, NULL);
      if (ret == FAIL || (*arg = skip_arrow(*arg, equal_arrow)) == NULL)
+     {
+ 	if (types_optional)
+ 	    ga_clear_strings(&argtypes);
  	return NOTDONE;
+     }
  
      // Set up a flag for checking local variables and arguments.
      if (evaluate)
*** ../vim-8.2.2204/src/version.c	2020-12-24 15:13:35.850860411 +0100
--- src/version.c	2020-12-24 15:43:26.016611665 +0100
***************
*** 752,753 ****
--- 752,755 ----
  {   /* Add new patch number below this line */
+ /**/
+     2205,
  /**/

-- 
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27. You refer to your age as 3.x.

 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
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