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Re: More than 65536 sections in an ELF file

From: Ian Lance Taylor <iant at google dot com>
To: "H.J. Lu" <hjl dot tools at gmail dot com>
Cc: binutils at sourceware dot org
Date: Fri, 07 Mar 2008 17:33:03 -0800
Subject: Re: More than 65536 sections in an ELF file
References: <m3od9qf4pv.fsf@google.com> <6dc9ffc80803071721l30fc254ej9bd13da27d5755dd@mail.gmail.com>

"H.J. Lu" <hjl.tools@gmail.com> writes:

> Icc has generated files with more than 65536 sections. I am not aware of any
> problem. Can you open a bug report with a script to generate a file with more
> than 65536 sections and show the problem with readelf?

There is no visible problem with readelf, because readelf also
adjusts.  Actually, you can see what happens with readelf -S; watch
the section indices:

  [65277] section_65274     PROGBITS         0000000000000000  0003fc24
       0000000000000004  0000000000000000  WA       0     0     4
  [65278] section_65275     PROGBITS         0000000000000000  0003fc28
       0000000000000004  0000000000000000  WA       0     0     4
  [65279] section_65276     PROGBITS         0000000000000000  0003fc2c
       0000000000000004  0000000000000000  WA       0     0     4
  [65536] section_65277     PROGBITS         0000000000000000  0003fc30
       0000000000000004  0000000000000000  WA       0     0     4
  [65537] section_65278     PROGBITS         0000000000000000  0003fc34
       0000000000000004  0000000000000000  WA       0     0     4
  [65538] section_65279     PROGBITS         0000000000000000  0003fc38
       0000000000000004  0000000000000000  WA       0     0     4
  [65539] section_65280     PROGBITS         0000000000000000  0003fc3c
       0000000000000004  0000000000000000  WA       0     0     4

Where are sections 65280 to 65535?

I opened bug 5900 for this.

Ian

References:
- More than 65536 sections in an ELF file
  - From: Ian Lance Taylor
- Re: More than 65536 sections in an ELF file
  - From: H.J. Lu

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