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[Bug ld/23854] 16-bit GOT access is incorrectly optimized


From: hjl.tools at gmail dot com
Subject: [Bug ld/23854] 16-bit GOT access is incorrectly optimized
Date: Mon, 05 Nov 2018 13:27:00 +0000

https://sourceware.org/bugzilla/show_bug.cgi?id=23854

--- Comment #11 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Stas Sergeev from comment #9)
> (In reply to H.J. Lu from comment #6)
> > Please provide pre-processed dpmi.c from gcc -E and command-line
> > options to generate dpmi.s
> gcc -xc -S -fverbose-asm -O -o dpmi.s dpmi.E

Please add -fno-pie as workaround.

> gcc version 7.3.0 (Ubuntu 7.3.0-27ubuntu1~18.04)
> 
> Btw, could you please explain why the problem
> only happens with -export-dynamic? This doesn't
> seem to be related to the generated asm, AFAICT.

It has nothing to do with -export-dynamic.  My testcase doesn't use
-export-dynamic.

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