Patch 8.2.2786

[Bram Moolenaar]

Patch 8.2.2786
Problem: Vim9: memory leak when using :s with expression.
Solution: Clean up the instruction list.
Files: src/vim9compile.c


*** ../vim-8.2.2785/src/vim9compile.c 2021-04-19 20:49:58.156857538 +0200
--- src/vim9compile.c 2021-04-19 21:04:37.130647550 +0200
***************
*** 9416,9423 ****
break;

case ISN_SUBSTITUTE:
! vim_free(isn->isn_arg.subs.subs_cmd);
! vim_free(isn->isn_arg.subs.subs_instr);
break;

case ISN_LOADS:
--- 9416,9430 ----
break;

case ISN_SUBSTITUTE:
! {
! int idx;
! isn_T *list = isn->isn_arg.subs.subs_instr;
!
! vim_free(isn->isn_arg.subs.subs_cmd);
! for (idx = 0; list[idx].isn_type != ISN_FINISH; ++idx)
! delete_instr(list + idx);
! vim_free(list);
! }
break;

case ISN_LOADS:
*** ../vim-8.2.2785/src/version.c 2021-04-19 20:49:58.160857530 +0200
--- src/version.c 2021-04-19 21:05:35.638491907 +0200
***************
*** 752,753 ****
--- 752,755 ----
{ /* Add new patch number below this line */
+ /**/
+ 2786,
/**/

--
The difference between theory and practice, is that in theory, there
is no difference between theory and practice.

/// Bram Moolenaar -- Br...@Moolenaar.net -- http://www.Moolenaar.net \\\
/// \\\
\\\ sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ ///
\\\ help me help AIDS victims -- http://ICCF-Holland.org ///