RFC V4 test-in-container

[Joseph Myers]

On Fri, 29 Jun 2018, DJ Delorie wrote:

> 
> Joseph Myers <joseph@codesourcery.com> writes:
> > I remain concerned about copying /bin/sh rather than having a local 
> > sh-substitute.  Can using the newly built dynamic linker to trace what's 
> > required by /bin/sh really work even in as simple a case as testing i386 
> > glibc on an x86_64 system, where /bin/sh is a 64-bit binary?
> 
> I can write a /bin/sh substitute as long as none of our tests test *it*
> and not just the calls that require it ;-)

I think that's the right thing to do - avoid any dependence on host 
binaries or libraries beyond the libgcc_s / libstdc++ etc. shared 
libraries, *for the ABI for which glibc is built*, on which the compiler 
automatically introduces dependencies.

-- 
Joseph S. Myers
joseph@codesourcery.com