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Re: [CVS 980326]: Bug in haifa scheduler on sparc-sun-solaris2.5.1


Manfred Hollstein <manfred@s-direktnet.de> said:
> I just observed the following behaviour:
> 
> - configure'd egcs with --enable-haifa=yes
> - bootstrapped using '-O9 -funroll-all-loops'
> 
> During  `make check'  cc1  runs  into  a  tight  loop  while compiling
> loop-2c.c   and       loop-2d.c    with   `-O2    -fomit-frame-pointer
> -finline-functions' and      either   of      `-funroll-loops'     and
> `-funroll-all-loops'.

I saw the infinite loop in loop-2c.c (at least) and reported it for
i386-pc-linux-gnu for 980321. Didn't go as far as you did in analyzing the
problem, tho.
-- 
Dr. Horst H. von Brand                       mailto:vonbrand@inf.utfsm.cl
Departamento de Informatica                     Fono: +56 32 654431
Universidad Tecnica Federico Santa Maria              +56 32 654239
Casilla 110-V, Valparaiso, Chile                Fax:  +56 32 797513


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