# HG changeset patch
# User Bram Moolenaar <Bram@vim.org>
# Date 1588883404 -7200
# Node ID e501e32a892f57884441097196a4ea74e263ddf5
# Parent  b08c6631d3f293c6f7ae4bd5fc27db53c7dd43df
patch 8.2.0715: Vim9: leaking memory

Commit: https://github.com/vim/vim/commit/cca34aa4bef5327eb4025850045c4c980ef4354b
Author: Bram Moolenaar <Bram@vim.org>
Date:   Thu May 7 22:23:58 2020 +0200

    patch 8.2.0715: Vim9: leaking memory

    Problem:    Vim9: leaking memory.
    Solution:   Free strings after concatenating them.

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 */
 /**/
+    715,
+/**/
     714,
 /**/
     713,
diff --git a/src/vim9compile.c b/src/vim9compile.c
--- a/src/vim9compile.c
+++ b/src/vim9compile.c
@@ -4229,6 +4229,8 @@ compile_expr5(char_u **arg, cctx_T *cctx
 	    }
 	    mch_memmove(tv1.vval.v_string, s1, len1);
 	    STRCPY(tv1.vval.v_string + len1, s2);
+	    vim_free(s1);
+	    vim_free(s2);
 	}
 	else
 	{