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util: fix broken util_ringbuffer_dequeue()
authorBrian Paul <brianp@vmware.com>
Mon, 18 Jan 2010 21:35:43 +0000 (14:35 -0700)
committerBrian Paul <brianp@vmware.com>
Mon, 18 Jan 2010 21:35:43 +0000 (14:35 -0700)
commit89bb07730b1c0f292d1d70a99466e8a885fb87bf
tree175a6315e6478722c2cb26c62f42b72d3b6eb51b
parent62623c4dc5d8b646942bc65e8de350e812945ad1
util: fix broken util_ringbuffer_dequeue()

The tests for an empty ring buffer were incorrect.
Fixes glxinfo segfaults.

Plus, add a new assertion.
src/gallium/auxiliary/util/u_ringbuffer.c