[Bug ld/16643] New: ARM: BFD_ASSERT when only ref to a GC'd symbol is in a stripped section

[roland at gnu dot org]

https://sourceware.org/bugzilla/show_bug.cgi?id=16643

            Bug ID: 16643
           Summary: ARM: BFD_ASSERT when only ref to a GC'd symbol is in a
                    stripped section
           Product: binutils
           Version: 2.24
            Status: NEW
          Severity: normal
          Priority: P2
         Component: ld
          Assignee: unassigned at sourceware dot org
          Reporter: roland at gnu dot org

This is similar to https://sourceware.org/bugzilla/show_bug.cgi?id=13990, which
see.

$ head gc-hidden-strip-{main,unused}.s
==>
/usr/local/google/home/mcgrathr/local/gnu/binutils/ld/testsuite/ld-arm/gc-hidden-strip-main.s
<==
    .text
    .globl foo
    .type foo, %function
foo:
    bx lr
    .size foo, . - foo

==>
/usr/local/google/home/mcgrathr/local/gnu/binutils/ld/testsuite/ld-arm/gc-hidden-strip-unused.s
<==
    .section .data.unused_item,"aw",%progbits
    .p2align 2
    .global unused_item
    .hidden    unused_item
    .type unused_item, %object
    .size unused_item, 4
unused_item:
    .word 1

    .section .debug_blah,"",%progbits
$ ./gas/as-new -o gc-hidden-strip-main.o
~/local/gnu/binutils/ld/testsuite/ld-arm/gc-hidden-strip-main.s
$ ./gas/as-new -o gc-hidden-strip-unused.o
~/local/gnu/binutils/ld/testsuite/ld-arm/gc-hidden-strip-unused.s 
$ ./ld/ld-new -shared --strip-all --gc-sections gc-hidden-strip-main.o
gc-hidden-strip-unused.o
./ld/ld-new: BFD (GNU Binutils) 2.24.51.20140227 assertion fail
../../../binutils/bfd/elf32-arm.c:12445
$

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