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authorBram Moolenaar <Bram@vim.org>2021-04-23 19:32:23 +0200
committerBram Moolenaar <Bram@vim.org>2021-04-23 19:32:23 +0200
commita6aa16423fdd0518ec9f3074b0d32b1d651d41e8 (patch)
treef73a51f60bdb365a5eb75c74af9c13afda09189c /src/eval.c
parentf6d9935a13a7b37272ad71761d3d86b7f40c3d5f (diff)
downloadvim-git-a6aa16423fdd0518ec9f3074b0d32b1d651d41e8.tar.gz
patch 8.2.2802: Vim9: illegal memory accessv8.2.2802
Problem: Vim9: illegal memory access. Solution: Check for comment before checking for white space. (closes #8142)
Diffstat (limited to 'src/eval.c')
-rw-r--r--src/eval.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/eval.c b/src/eval.c
index a9f5ae65b..fbf4f57a5 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -2083,7 +2083,8 @@ getline_peek_skip_comments(evalarg_T *evalarg)
* If inside Vim9 script, "arg" points to the end of a line (ignoring a #
* comment) and there is a next line, return the next line (skipping blanks)
* and set "getnext".
- * Otherwise just return "arg" unmodified and set "getnext" to FALSE.
+ * Otherwise return the next non-white at or after "arg" and set "getnext" to
+ * FALSE.
* "arg" must point somewhere inside a line, not at the start.
*/
char_u *
@@ -2095,7 +2096,7 @@ eval_next_non_blank(char_u *arg, evalarg_T *evalarg, int *getnext)
if (in_vim9script()
&& evalarg != NULL
&& (evalarg->eval_cookie != NULL || evalarg->eval_cctx != NULL)
- && (*p == NUL || (VIM_ISWHITE(p[-1]) && vim9_comment_start(p))))
+ && (*p == NUL || (vim9_comment_start(p) && VIM_ISWHITE(p[-1]))))
{
char_u *next;