PR 26436 again?

Tim Prince TimothyPrince@sbcglobal.net
Wed Apr 30 15:20:00 GMT 2008


Salvatore Filippone wrote:
> Hi there, 
> Using a self-compiled version of gcc 4.3.0 on an HP-Itanium 2 system
> with Linux kernel 2.4.21, I have seen the (infamous) message 
> /tmp/ccu6kPNd.s:24139: Warning: Use of 'mov' may violate WAW dependency 'GR%, % in 1 - 127' (impliedf), specific resource number is 14
> 
> from the subject PR. The assembler used is :
> $ as -v
> GNU assembler version 2.14.90.0.4 (ia64-redhat-linux) using BFD version 2.14.90.0.4 20030523
> 
> Is this something to be worried about? From bugzilla it looks like the
> original problem was never fully fixed...

That is an extremely old buggy binutils.  The oldest binutils which I have 
been able to use successfully for IA64 is
binutils-2.15.92.0.2-19.ia64.rpm
(not from a concern about spurious warnings).
If you are using the binutils which red hat issued with EL4.3, there was a 
red hat hot fix for premature exhaustion of short data segment.



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