The revised patch is attached. The differences are in what options are defined and propagated to Makefile for CET enabling, also needed asm files are updated.
Igor > -----Original Message----- > From: Tsimbalist, Igor V > Sent: Friday, October 13, 2017 1:02 AM > To: Joseph Myers <jos...@codesourcery.com> > Cc: gcc-patches@gcc.gnu.org; Jeff Law <l...@redhat.com>; i...@airs.com; > Tsimbalist, Igor V <igor.v.tsimbal...@intel.com> > Subject: RE: [PATCH 07/22] Enable building libgcc with CET options. > > > -----Original Message----- > > From: Joseph Myers [mailto:jos...@codesourcery.com] > > Sent: Thursday, October 12, 2017 10:36 PM > > To: Tsimbalist, Igor V <igor.v.tsimbal...@intel.com> > > Cc: gcc-patches@gcc.gnu.org; Jeff Law <l...@redhat.com>; i...@airs.com > > Subject: Re: [PATCH 07/22] Enable building libgcc with CET options. > > > > On Thu, 12 Oct 2017, Tsimbalist, Igor V wrote: > > > > > Enable building libgcc with CET options by default on Linux/x86 if > > > binutils supports CET v2.0. > > > It can be disabled with --disable-cet. It is an error to configure > > > GCC with --enable-cet if bintuiils doesn't support CET v2.0. > > > > > > config/ > > > * cet.m4: New file > > > > This file is checking $target. That's only ever appropriate in directories > > building compilers and similar tools; target library directories should > > check > > $host, as the host for target libraries is the target for the compiler. > > Fixed. > > > This file has a comment > > > > > +dnl GCC_CET_LIBRARY > > > +dnl (SHELL-CODE_HANDLER) > > > > which doesn't seem to match the subsequent definition of > GCC_CET_FLAGS. > > Fixed. > > > I don't see any documentation of the new configure option. I'd expect the > > first patch adding such an option to document it in install.texi, and then > > subsequent patches to update that documentation if those patches extend > > the option to cover more things. > > Added the description of this configure option to install.texi. > > The updated patch is attached. > > Igor > > > -- > > Joseph S. Myers > > jos...@codesourcery.com
0007-Enable-building-libgcc-with-CET-options.patch
Description: 0007-Enable-building-libgcc-with-CET-options.patch
