Date: Thu, 9 Sep 2010 19:54:02 -0700 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: Kai Wang <kaiw@freebsd.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r212373 - head/lib/libelf Message-ID: <20100910025402.GA98740@troutmask.apl.washington.edu> In-Reply-To: <201009091851.o89IpoFR019035@svn.freebsd.org> References: <201009091851.o89IpoFR019035@svn.freebsd.org>
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On Thu, Sep 09, 2010 at 06:51:50PM +0000, Kai Wang wrote: > Author: kaiw > Date: Thu Sep 9 18:51:50 2010 > New Revision: 212373 > URL: http://svn.freebsd.org/changeset/base/212373 > > Log: > libelf is overly strict about the type and alignment of Elf_Data > objects inside one ELF section, which prevents the creation of a ELF > section with mixed data types. For example, gcc LTO use libelf to > create a .gnu_lto_XXX section that contains integers and a string > table, which doesn't work with our libelf implementation. > > The changes made in this commit include: > * Allow Elf_Data type to be different than section type. > * Relax Elf_Data alignment check. > * Align each Elf_Data by their own alignment instead of section alignment. > > MFC after: 1 month > > Modified: > head/lib/libelf/elf_update.c > libelf still doesn't work with GCC. All testsuite failures are of the form collect2: lto-wrapper returned 1 exit status compiler exited with status 1 output is: lto1: error: could not open ELF file: Request error: invalid ELF_C_* argument lto-wrapper: /usr/home/sgk/gcc/obj4x/gcc/testsuite/gfortran/../../gfortran returned 1 exit status collect2: lto-wrapper returned 1 exit status -- Steve
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