[Bug 1191909] Re: gold and -flto always fails with an internal error on arm-linux-gnueabi*

[Will Newton]

Upstream fix committed here:

commit f35c4853cc5b0e51d8a460be390f7a20cd44ba44
Author: Cary Coutant <ccoutant at google.com>
Date:   Mon Jul 7 10:14:45 2014 -0700

    Fix internal error with LTO on ARM.
    
    This prevents the target-specific do_read_symbols methods from being called
    twice when do_layout_deferred_sections needs to layout an .eh_frame section.
    
    gold/
        PR gold/15639
        * dynobj.h (Sized_dynobj::base_read_symbols): New method.
        * dynobj.cc (Sized_dynobj::do_read_symbols): Move body to...
        (Sized_dynobj::base_read_symbols): ...new method.
        * object.h (Sized_relobj_file::base_read_symbols): New method.
        * object.cc (Sized_relobj_file::do_read_symbols): Move body to...
        (Sized_relobj_file::base_read_symbols): ...new method.
        * arm.cc (Arm_relobj::do_read_symbols): Call base_read_symbols.
        * mips.cc: (Mips_relobj::do_read_symbols): Likewise.
        * powerpc.cc (Powerpc_dynobj::do_read_symbols): Likewise.


** Changed in: binutils-linaro
       Status: Triaged => Fix Committed

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https://bugs.launchpad.net/bugs/1191909

Title:
  gold and -flto always fails with an internal error on arm-linux-
  gnueabi*

Status in binutils:
  Confirmed
Status in Linaro Binutils:
  Fix Committed
Status in “binutils” package in Ubuntu:
  New
Status in “binutils” source package in Trusty:
  New
Status in “binutils” package in Debian:
  Confirmed

Bug description:
  seen with gcc-4.7 and binutils 2.22, and 4.8 and binutils trunk,

  $ echo "int main() {return 0;}" >a.c
  $ gcc -fuse-ld=gold -flto a.c
  /usr/bin/ld.gold: internal error in do_read_symbols, at ../../gold/arm.cc:6735
  collect2: error: ld returned 1 exit status

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