From 4d2eb637a20e4fdf5d5f6c0ea4d4627894594661 Mon Sep 17 00:00:00 2001
From: Brian <brian@yutani.localnet.net>
Date: Thu, 15 Mar 2007 11:16:41 -0600
Subject: [PATCH] no-op clear if buffer width or height is zero (bug 7205)

---
 src/mesa/main/buffers.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/mesa/main/buffers.c b/src/mesa/main/buffers.c
index 0e3ed155841..11bd173e35c 100644
--- a/src/mesa/main/buffers.c
+++ b/src/mesa/main/buffers.c
@@ -140,6 +140,9 @@ _mesa_Clear( GLbitfield mask )
       return;
    }
 
+   if (ctx->DrawBuffer->Width == 0 || ctx->DrawBuffer->Height == 0)
+      return;
+
    if (ctx->RenderMode == GL_RENDER) {
       GLbitfield bufferMask;
 
-- 
2.30.2