From b4995f979d127cea667b4e2b71c91e9db4ab52ef Mon Sep 17 00:00:00 2001
From: maxim nikonov <maxim.nikonov@hqo.co>
Date: Fri, 6 Feb 2026 18:12:40 +0500
Subject: wip

---
 src/Fl_Gl_Window.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'src/Fl_Gl_Window.cxx')

diff --git a/src/Fl_Gl_Window.cxx b/src/Fl_Gl_Window.cxx
index 776ea3ff9..560fbe162 100644
--- a/src/Fl_Gl_Window.cxx
+++ b/src/Fl_Gl_Window.cxx
@@ -616,7 +616,8 @@ Fl_RGB_Image* Fl_Gl_Window_Driver::capture_gl_rectangle(int x, int y, int w, int
   uchar *tmp = new uchar[mByteWidth];
   uchar *p = baseAddress ;
   uchar *q = baseAddress + (h-1)*mByteWidth;
-  for (int i = 0; i < h/2; i++, p += mByteWidth, q -= mByteWidth) {
+  int i;
+  for (i = 0; i < h/2; i++, p += mByteWidth, q -= mByteWidth) {
     memcpy(tmp, p, mByteWidth);
     memcpy(p, q, mByteWidth);
     memcpy(q, tmp, mByteWidth);
-- 
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