[Bug 83239] glbenchmark 2.7 assert

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=83239

--- Comment #1 from Tapani Pälli <lemody at gmail.com> ---
Forgot to mention that this was on SNB desktop, on IVB laptop it seems to work
fine. On SNB we end up like this (where ip is 5 and block->start_ip is 7) :

--- 8< ---
#3  0x00000033e982ea02 in __GI___assert_fail (assertion=0x7ffff74b4d69 "ip ==
block->start_ip", file=0x7ffff74b4d36 "brw_fs_live_variables.cpp", line=143, 
    function=0x7ffff74b4e40
<brw::fs_live_variables::setup_def_use()::__PRETTY_FUNCTION__> "void
brw::fs_live_variables::setup_def_use()") at assert.c:101
#4  0x00007ffff73bbac3 in brw::fs_live_variables::setup_def_use
(this=this at entry=0xafca20) at brw_fs_live_variables.cpp:143
#5  0x00007ffff73bbeed in brw::fs_live_variables::fs_live_variables
(this=0xafca20, v=<optimized out>, cfg=0xad9a60) at
brw_fs_live_variables.cpp:284
#6  0x00007ffff73bc045 in fs_visitor::calculate_live_intervals
(this=this at entry=0x7fffffffc6a0) at brw_fs_live_variables.cpp:328
#7  0x00007ffff73ad5b4 in fs_visitor::opt_cse (this=this at entry=0x7fffffffc6a0)
at brw_fs_cse.cpp:317

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