[Bug ld/18458] -z now generates wrong binary

[cvs-commit at gcc dot gnu.org]

https://sourceware.org/bugzilla/show_bug.cgi?id=18458

--- Comment #1 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot 
gnu.org> ---
The master branch has been updated by H.J. Lu <address@hidden>:

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=8ded2ddc8bac501c1ee0706cb3d3ef3fb1c10b85

commit 8ded2ddc8bac501c1ee0706cb3d3ef3fb1c10b85
Author: H.J. Lu <address@hidden>
Date:   Wed May 27 14:32:24 2015 -0700

    Convert PLT reloc only if pointer equality isn't needed

    When pointer equality needed, we can't replace PLT relocations with
    GOT relocations for -z now.  This patch checks if pointer equality is
    needed before converting PLT relocations to GOT relocations.

    bfd/

        PR binutils/18458
        * elf32-i386.c (elf_i386_check_relocs): Create .plt.got section
        for now binding only if pointer equality isn't needed.
        (elf_i386_allocate_dynrelocs): Use .plt.got section for now
        binding only if pointer equality isn't needed.
        * elf64-x86-64.c (elf_x86_64_check_relocs): Create .plt.got
        section for now binding only if pointer equality isn't needed.
        (elf_x86_64_allocate_dynrelocs): Use .plt.got section for now
        binding only if pointer equality isn't needed.

    ld/testsuite/

        PR binutils/18458
        * ld-elf/shared.exp (build_tests): Build libpr18458a.so and
        libpr18458b.so.
        (run_tests): Run pr18458 test.
        * ld-elf/pr18458a.c: New file.
        * ld-elf/pr18458b.c: Likewise.
        * ld-elf/pr18458c.c: Likewise.

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