Re: [patch] perf build questions

[Randy Dunlap]

On Tue, 6 Oct 2009 14:05:51 -0400 Kyle McMartin wrote:

> On Tue, Oct 06, 2009 at 10:26:26AM -0700, Randy Dunlap wrote:
> > $ make NO_64BIT=1 all
> > $ file perf
> > perf: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), for GNU/Linux 2.6.4, dynamically linked (uses shared libs), not stripped
> > 
> > 
> > Shouldn't that be a 32-bit executable for i386?
> > Am I confused?  (you don't have to answer that)
> > 
> 
> Are you running a 32-bit userspace, with x86_64 kernel? Or running
> x86_64 userspace as well and trying to crossbuild for i386? In the
> latter case NO_64BIT won't do what you hope, it's to avoid trying to
> build a 64-bit binary in the former case.

All 64-bit userspace & kernel.  so that fails.  Thanks.

> You could force -m32 into CFLAGS in the second case, but unless you have
> the proper i386 bi-arch toolchain installed (glibc, etc.) it likely
> won't build...

I'll test/check etc.

---
~Randy
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