tree 0d3a2f2a5bf67b6ded087cf1a9659db1b1e124f7
parent fed9d7f23c6f48d2ede1b8b051f7d324e9ecfdc8
author Mike Blumenkrantz <michael.blumenkrantz@gmail.com> 1708635722 -0500
committer Mike Blumenkrantz <michael.blumenkrantz@gmail.com> 1708701974 -0500

use MAP_READ_BIT when querying buffer contents

according to spec, reading buffer contents without this bit is UB

Affects:
KHR-GL46.draw_indirect.basic-buffer-mapRange
KHR-GL46.draw_indirect.basic-buffer-unMap

VK-GL-CTS issue: 4961

Components: OpenGL
Change-Id: I9f088c0d1d6fd10151a2fb0a953a61ba97ee0f70