Patch 8.2.0504
Problem: Vim9: leaking scope memory when compilation fails.
Solution: Cleanup the scope list.
Files: src/vim9compile.c
*** ../vim-8.2.0503/src/vim9compile.c 2020-04-02 22:33:17.868287352 +0200
--- src/vim9compile.c 2020-04-02 22:55:12.776429974 +0200
***************
*** 3995,4000 ****
--- 3995,4012 ----
}
}
+ static void
+ compile_free_jump_to_end(endlabel_T **el)
+ {
+ while (*el != NULL)
+ {
+ endlabel_T *cur = (*el);
+
+ *el = cur->el_next;
+ vim_free(cur);
+ }
+ }
+
/*
* Create a new scope and set up the generic items.
*/
***************
*** 4026,4031 ****
--- 4038,4057 ----
return;
}
cctx->ctx_scope = scope->se_outer;
+ switch (scope->se_type)
+ {
+ case IF_SCOPE:
+ compile_free_jump_to_end(&scope->se_u.se_if.is_end_label); break;
+ case FOR_SCOPE:
+ compile_free_jump_to_end(&scope->se_u.se_for.fs_end_label); break;
+ case WHILE_SCOPE:
+ compile_free_jump_to_end(&scope->se_u.se_while.ws_end_label); break;
+ case TRY_SCOPE:
+ compile_free_jump_to_end(&scope->se_u.se_try.ts_end_label); break;
+ case NO_SCOPE:
+ case BLOCK_SCOPE:
+ break;
+ }
vim_free(scope);
}
***************
*** 5519,5524 ****
--- 5545,5553 ----
if (!dfunc->df_deleted)
--def_functions.ga_len;
+ while (cctx.ctx_scope != NULL)
+ drop_scope(&cctx);
+
// Don't execute this function body.
ga_clear_strings(&ufunc->uf_lines);
*** ../vim-8.2.0503/src/version.c 2020-04-02 22:33:17.868287352 +0200
--- src/version.c 2020-04-02 22:45:54.702212683 +0200
***************
*** 740,741 ****
--- 740,743 ----
{ /* Add new patch number below this line */
+ /**/
+ 504,
/**/
--
Dreams are free, but there's a small charge for alterations.
/// Bram Moolenaar -- [email protected] -- http://www.Moolenaar.net \\\
/// sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\ an exciting new programming language -- http://www.Zimbu.org ///
\\\ help me help AIDS victims -- http://ICCF-Holland.org ///
--
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