Bug 63973

Summary:	Regression in WebGL gl-vertexattribpointer.html by commit 5649f886f7602
Product:	Mesa	Reporter:	Bryan Quigley <gquigs+bugs>
Component:	Drivers/Gallium/r300	Assignee:	Default DRI bug account <dri-devel>
Status:	RESOLVED FIXED	QA Contact:
Severity:	normal
Priority:	medium
Version:	git
Hardware:	Other
OS:	All
Whiteboard:
i915 platform:		i915 features:

Description Bryan Quigley 2013-04-26 18:58:28 UTC

Latest Git Mesa has Firefox crash on:
https://www.khronos.org/registry/webgl/conformance-suites/1.0.2/conformance/attribs/gl-vertexattribpointer.html

Bisected to:
5649f886f76023532538b8792605a3578cec1ed1 is the first bad commit
commit 5649f886f76023532538b8792605a3578cec1ed1
Author: Marek Olšák <maraeo@gmail.com>
Date:   Sun Apr 14 23:28:36 2013 +0200

    st/mesa: add a simple path to BufferData if it only discards buffer contents

    Reviewed-by: Brian Paul <brianp@vmware.com>

:040000 040000 5910fd0b513be1d4042f230eec0e17d1212ac9ba 8ef76a79e25fae2bbbd96fb9a1e80488532316f6 M      src

System specifics:
Running Ubuntu 13.04 w/ Xorg Edgers.
Mesa from Git.
01:05.0 VGA compatible controller [0300]: Advanced Micro Devices [AMD] nee ATI RS690M [Radeon Xpress 1200/1250/1270] [1002:791f]
3.9.0-996-generic #201304260406 SMP Fri Apr 26 08:07:07 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux  (mainline drm-next build)

Comment 1 Bryan Quigley 2013-05-04 04:12:17 UTC

This was reverted in commit: c4bea00fb39fb1813d220b95f0bc94e6fce8c84a

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