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[Bug ld/21481] -z bndplt doesn't work with IFUNC


From: cvs-commit at gcc dot gnu.org
Subject: [Bug ld/21481] -z bndplt doesn't work with IFUNC
Date: Wed, 10 May 2017 16:29:14 +0000

https://sourceware.org/bugzilla/show_bug.cgi?id=21481

--- 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=aab82f4c201a2612c0fb6d5b66d8e4ce2f036f1c

commit aab82f4c201a2612c0fb6d5b66d8e4ce2f036f1c
Author: H.J. Lu <address@hidden>
Date:   Wed May 10 09:28:00 2017 -0700

    x86-64: Use .plt.bnd for IFUNC function address

    When -z bndplt is used, we must use the .plt.bnd entry for IFUNC function
    address.

    bfd/

        PR ld/21481
        * elf64-x86-64.c (elf_x86_64_finish_dynamic_symbol): Use .plt.bnd
        for IFUNC function address.

    ld/

        PR ld/21481
        * testsuite/ld-x86-64/pr21481a.c: New file.
        * testsuite/ld-x86-64/pr21481b.S: Likewise.
        * testsuite/ld-x86-64/x86-64.exp: Run PR ld/21481 tests.

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