[Bug ld/19167] New: --gc-sections is broken with __start_

[hjl.tools at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=19167

            Bug ID: 19167
           Summary: --gc-sections is broken with __start_
           Product: binutils
           Version: 2.26 (HEAD)
            Status: NEW
          Severity: normal
          Priority: P2
         Component: ld
          Assignee: unassigned at sourceware dot org
          Reporter: hjl.tools at gmail dot com
                CC: amodra at gmail dot com
  Target Milestone: ---

address@hidden gc-4]$ cat a.s
.globl _start
_start:
        .dc.a   __start__foo
        .section        _foo,"aw",%progbits
foo:
        .ascii "This is "
address@hidden gc-4]$ cat b.s
        .section        _foo,"aw",%progbits
        .ascii "a test.\0"
address@hidden gc-4]$ make
gcc  -B./ -fdata-sections -c -o a.o a.s
gcc  -B./ -fdata-sections -c -o b.o b.s
./ld --gc-sections -o x a.o b.o
objdump -s -j _foo x

x:     file format elf64-x86-64

Contents of section _foo:
 6000b8 54686973 20697320                    This is         
address@hidden gc-4]$ rm x
address@hidden gc-4]$ make LD=ld.gold
ld.gold --gc-sections -o x a.o b.o
objdump -s -j _foo x

x:     file format elf64-x86-64

Contents of section _foo:
 4010b8 54686973 20697320 61207465 73742e00  This is a test..
address@hidden gc-4]$

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