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Re: [PATCH] Replece LDFLAGS-* = $(no-pie-ldflag) with tst-*-no-pie = yes [BZ #22630]

From: Joseph Myers <joseph at codesourcery dot com>
To: "H.J. Lu" <hjl dot tools at gmail dot com>
Cc: GNU C Library <libc-alpha at sourceware dot org>
Date: Tue, 19 Dec 2017 18:18:15 +0000
Subject: Re: [PATCH] Replece LDFLAGS-* = $(no-pie-ldflag) with tst-*-no-pie = yes [BZ #22630]
Authentication-results: sourceware.org; auth=none
References: <20171219010728.GA3002@gmail.com> <alpine.DEB.2.20.1712191706010.27055@digraph.polyomino.org.uk> <CAMe9rOoz_w281Nj-2pboBhn7zE6OFNWJXUksNNM=ZCz-A0qqJw@mail.gmail.com> <alpine.DEB.2.20.1712191800090.27055@digraph.polyomino.org.uk> <CAMe9rOpZFyGsy8-oUr94gHmHEWtBFJbHa_2XgCZ4ZBjqBt5+2g@mail.gmail.com>

On Tue, 19 Dec 2017, H.J. Lu wrote:

> >> To build static PIE, all .o files need to compiled with -fPIE.  Given all
> >> input .o files are compiled with -fPIE when creating an executable, should
> >> we generate PIE or nor no-PIE?
> >
> > I'd expect a normal executable, in the case of dynamic executables, since
> > nothing about --enable-static-pie says it changes how non-static
> > executables are built.
> 
> I can certainly make a patch to do that.  On the other hand, should
> --enable-static-pie imply PIE?

Logically, it doesn't need to.  Practically, I don't know if people will 
want static PIEs without dynamic PIEs, but if it implies both static and 
dynamic PIEs, the documentation needs to say so.

-- 
Joseph S. Myers
joseph@codesourcery.com

Follow-Ups:
- Re: [PATCH] Replece LDFLAGS-* = $(no-pie-ldflag) with tst-*-no-pie = yes [BZ #22630]
  - From: H.J. Lu

References:
- [PATCH] Replece LDFLAGS-* = $(no-pie-ldflag) with tst-*-no-pie = yes [BZ #22630]
  - From: H.J. Lu
- Re: [PATCH] Replece LDFLAGS-* = $(no-pie-ldflag) with tst-*-no-pie = yes [BZ #22630]
  - From: Joseph Myers
- Re: [PATCH] Replece LDFLAGS-* = $(no-pie-ldflag) with tst-*-no-pie = yes [BZ #22630]
  - From: H.J. Lu
- Re: [PATCH] Replece LDFLAGS-* = $(no-pie-ldflag) with tst-*-no-pie = yes [BZ #22630]
  - From: Joseph Myers
- Re: [PATCH] Replece LDFLAGS-* = $(no-pie-ldflag) with tst-*-no-pie = yes [BZ #22630]
  - From: H.J. Lu

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