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

jakub at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Fri Apr 10 16:41:00 GMT 2015


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65710

--- Comment #17 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
(In reply to Stupachenko Evgeny from comment #16)
> I can't attach spec2000 benchmarks sources.
> The loop is in "longest_match" function in 164.gzip.
> 
> Options to reproduce: "-Ofast -funroll-loops -flto -march=corei7 -m32 -fPIE
> -pie" (-march=slm reproduce the issue as well).
> 
> I'm checking if the issue reproduced without "-flto".

But gzip is free software, so just attach preprocessed source of some free
version from around the same time after checking it generates the same code for
the loop?



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