[Bug rtl-optimization/83620] [8 Regression] ICE: in assign_by_spills, at lra-assigns.c:1470: unable to find a register to spill with -flive-range-shrinkage --param=max-sched-ready-insns=0

law at redhat dot com gcc-bugzilla@gcc.gnu.org
Wed Jan 3 00:10:00 GMT 2018


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83620

Jeffrey A. Law <law at redhat dot com> changed:

           What    |Removed                     |Added
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                 CC|                            |law at redhat dot com

--- Comment #5 from Jeffrey A. Law <law at redhat dot com> ---
I don't see a good rationale behind disallowing 0 for that param.

It'd be interesting to look at the scheduler dumps to see queues the decisions
it makes at the key point.


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