On Tue, Oct 16, 2018 at 07:39:32AM +0200, Antoine Brodin wrote: > On Mon, Oct 15, 2018 at 3:53 PM Ed Maste <ema...@freebsd.org> wrote: > > On Mon, 15 Oct 2018 at 07:13, Ed Maste <ema...@freebsd.org> wrote: > > > Hi Antoine, did you bisect to this rev or does it just look like the > > > most probable candidate? Can you copy a pair of differing .o files > > > (say, gcc/cc1plus-checksum.o) from the work dir to freefall? > > > > Antoine provided a tarball of the work dir to me, and pointed out that > > the *-checksum.o files are not interesting - they are warnings only > > and are present prior to the identified change. > > > > Comparing one of the other differing files, e.g. > > stage{2,3}-gcc/expmed.o, demonstrates the problem. Gcc's build > > machinery is reasonably obfuscated so I'm not sure of the exact set of > > operations, but I can infer that the stage2/stage3 comparison is > > running strip on the object files and then comparing the result. Gcc > > is encountering this part of my strip/objcopy change: > > > > > Stripping binaries with relocations > > > referencing removed symbols was already broken, and after this change > > > may still be broken in a different way. > > > > Stripping symbols and relocations from an object file is not a > > particularly useful operation, since the object then can't be linked > > or otherwise used. But it seems Gcc's stage comparison relies on this. > > I did try running "strip --strip-debug" on stage{2,3}-gcc/expmed.o (a > > reasonable operation on object files) and that produced identical > > output. > > > > It may well be that a further change to ELF Tool Chain's strip is > > warranted, but I suspect the most straightforward and reliable fix > > here will be to just have gcc use GNU strip. > > The attached patch for the gcc ports fixes the failures for me. > > Antoine
> Index: lang/gcc48/Makefile > =================================================================== > --- lang/gcc48/Makefile (revision 482165) > +++ lang/gcc48/Makefile (working copy) > @@ -33,6 +33,7 @@ > SUFFIX= ${PORTVERSION:C/([0-9]+).([0-9]+).*/\1\2/} > USES= compiler cpe gmake iconv libtool makeinfo perl5 > tar:bzip2 > USE_BINUTILS= yes > +BINARY_ALIAS= strip=${LOCALBASE}/bin/strip Shouldn't USE_BINUTILS automatically prefer all binaries from there to be used, instead of the base system variants ? _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"