Re: PATCH: PR ld/16428: Disallow -shared/-pie, -shared/-static, -pie/-static

["Joseph S. Myers" <joseph at codesourcery dot com>]

On Tue, 14 Jan 2014, H.J. Lu wrote:

> On Tue, Jan 14, 2014 at 11:37 AM, Joseph S. Myers
> <joseph@codesourcery.com> wrote:
> > On Tue, 14 Jan 2014, H.J. Lu wrote:
> >
> >> When there is -static, -dynamic-linker won't passed to ld.  -static,
> >> -shared, -pie should be mutually exclusive for GCC driver.
> >
> > A static PIE shouldn't specify an interpreter; it should handle all
> > dynamic relocation processing itself.  Thus, it's correct not to specify
> > -dynamic-linker when building a static PIE.
> 
> If -dynamic-linker isn't specified, linker will use
> the default dynamic linker:

I'd say that's a bug in ld - that it shouldn't specify an interpreter at 
all (that the startup code / libc for static PIEs needs to include all the 
relevant parts of the dynamic linker to make the binary relocate itself).

-- 
Joseph S. Myers
joseph@codesourcery.com