From c3764eaf87580b66790a8d6c4c6a6700159f7977 Mon Sep 17 00:00:00 2001
From: Xiaohong Bao <bao@lindenlab.com>
Date: Tue, 12 Oct 2010 15:38:52 -0600
Subject: [PATCH] add debug code for SH-207: viewer crash in
 LLVertexBuffer::mapBuffer

---
 indra/llrender/llvertexbuffer.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp
index de4501dd0f7..fd5136e58bf 100644
--- a/indra/llrender/llvertexbuffer.cpp
+++ b/indra/llrender/llvertexbuffer.cpp
@@ -854,6 +854,8 @@ U8* LLVertexBuffer::mapBuffer(S32 access)
 
 		if (!mMappedData)
 		{
+			log_glerror();
+
 			//--------------------
 			//print out more debug info before crash
 			llinfos << "vertex buffer size: (num verts : num indices) = " << getNumVerts() << " : " << getNumIndices() << llendl ;
@@ -875,6 +877,8 @@ U8* LLVertexBuffer::mapBuffer(S32 access)
 
 		if (!mMappedIndexData)
 		{
+			log_glerror();
+
 			GLint buff;
 			glGetIntegerv(GL_ELEMENT_ARRAY_BUFFER_BINDING_ARB, &buff);
 			if ((GLuint)buff != mGLIndices)
-- 
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