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Re: tst-prelink fails when built with -fPIC
On 2016-11-25 17:20, Joseph Myers wrote:
> On Fri, 25 Nov 2016, Aurelien Jarno wrote:
> > Hi all,
> > Debian builds gcc 6.2 with --enable-default-pie, which correspond to
> > always passing -pie -fPIE -fPIC. This causes the tst-prelink to fail on
> Why -fPIC? It's documented as -fPIE -pie, *not* -fPIC.
You are correct it's only -fPIE. Now using either -fno-PIE or -fno-PIC
makes the tst-prelink to pass. But -fno-PIE is the correct option here.
> Now, -fPIE ends up with glibc building with -DPIC, and in some cases that
> may break things if code isn't ready for PIC building outside shared
> libraries. Those cases can be fixed individually.
Indeed. I have already send a patch for x86-64, I am currently testing a
patch for s390.
Aurelien Jarno GPG: 4096R/1DDD8C9B