GCC-4.3.0 fails to compile SPECint-2006 with control speculation on itanium processor

Andrey Belevantsev abel@ispras.ru
Fri Apr 11 15:15:00 GMT 2008

吴曦 wrote:
> Hi:
> I am working on gcc-4.3.0 and Redhat ES 4. When I uses the compiler to
> build specint-2006 benchmarks,
> none passes the make with compiler option: -msched-control-spec
> (enable control speculation on IA-64)
Control speculation is disabled by default on IA-64, so I think one of 
the scheduler patches accidentally broke it.  This can be Maxim's 
rewrite of dependence lists.  We will take a look.  Meanwhile you can 
try 4.2 series, they should work.


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