From: Ivan Maidanski <ivmai@mail.ru>
Date: Fri, 9 Dec 2016 21:57:39 +0000 (+0300)
Subject: Workaround 'potential multiplication overflow' code defect in de_win (cord)
X-Git-Tag: v7.6.2~267
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=0fd3b137d9f441b3934e9e0d6af1cbd9195be141;p=gc

Workaround 'potential multiplication overflow' code defect in de_win (cord)

* cord/tests/de_win.c (get_line_rect): Cast (extend) char_height to
LONG when multiplied by line (otherwise only the result of the
multiplication is extended to LONG implicitly).
---

diff --git a/cord/tests/de_win.c b/cord/tests/de_win.c
index 23c1e2a1..b36d864c 100644
--- a/cord/tests/de_win.c
+++ b/cord/tests/de_win.c
@@ -164,7 +164,7 @@ int char_height;
 
 void get_line_rect(int line, int win_width, RECT * rectp)
 {
-    rectp -> top = line * char_height;
+    rectp -> top = line * (LONG)char_height;
     rectp -> bottom = rectp->top + char_height;
     rectp -> left = 0;
     rectp -> right = win_width;