[Bug target/65710] [4.9/5 Regression] Thumb1 ICE caused by no register to spill

evstupac at gmail dot com gcc-bugzilla@gcc.gnu.org
Fri Apr 10 14:05:00 GMT 2015


--- Comment #12 from Stupachenko Evgeny <evstupac at gmail dot com> ---
(In reply to Stupachenko Evgeny from comment #8)
> The patch most likely (currently bisecting to get exact commit) caused 15%
> regression on spec2000 164.gzip test compiled with "-Ofast -funroll-loops
> -flto -march=slm -m32 -fPIE -pie".
> (reproducible on Sandybridge).

Confirmed. The commit caused 15% regression on 164.gzip

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