# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1590359403 -7200
# Node ID ae758aa4ee5eb23c01a13906457290ceec7156ce
# Parent  5ab9d71dc5f7500cb5b6a022acae85987352b673
patch 8.2.0821: Vim9: memory leak in expr test

Commit: https://github.com/vim/vim/commit/45a1508a229b1d1d2eb79cabe55a183dc18fd040
Author: Bram Moolenaar <Bram@vim.org>
Date:   Mon May 25 00:28:33 2020 +0200

    patch 8.2.0821: Vim9: memory leak in expr test

    Problem:    Vim9: memory leak in expr test.
    Solution:   Do not decrement the length of the list of functions if the
                current function is not at the end.

diff --git a/src/version.c b/src/version.c
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@ static char *(features[]) =
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    821,
+/**/
     820,
 /**/
     819,
diff --git a/src/vim9compile.c b/src/vim9compile.c
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -1443,7 +1443,7 @@ generate_CALL(cctx_T *cctx, ufunc_T *ufu
 	    }
 	}
 	if (ufunc->uf_dfunc_idx == UF_TO_BE_COMPILED)
-	    if (compile_def_function(ufunc, TRUE, cctx) == FAIL)
+	    if (compile_def_function(ufunc, TRUE, NULL) == FAIL)
 		return FAIL;
     }
 
@@ -6776,9 +6776,11 @@ erret:
 	    delete_instr(((isn_T *)instr->ga_data) + idx);
 	ga_clear(instr);
 
+	// if using the last entry in the table we might as well remove it
+	if (!dfunc->df_deleted
+			    && ufunc->uf_dfunc_idx == def_functions.ga_len - 1)
+	    --def_functions.ga_len;
 	ufunc->uf_dfunc_idx = UF_NOT_COMPILED;
-	if (!dfunc->df_deleted)
-	    --def_functions.ga_len;
 
 	while (cctx.ctx_scope != NULL)
 	    drop_scope(&cctx);