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[Bug ld/20824] enable warn-shared-textrel by default
From: |
i at maskray dot me |
Subject: |
[Bug ld/20824] enable warn-shared-textrel by default |
Date: |
Sun, 24 May 2020 22:38:34 +0000 |
https://sourceware.org/bugzilla/show_bug.cgi?id=20824
Fangrui Song <i at maskray dot me> changed:
What |Removed |Added
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CC| |i at maskray dot me
--- Comment #3 from Fangrui Song <i at maskray dot me> ---
See https://sourceware.org/bugzilla/show_bug.cgi?id=25694#c3
Instead of enabled-by-default --warn-shared-textrel, we can
* make bfd_link_info::error_textrel default to 1
* delete warn_shared_textrel
* make --warn-shared-textrel a no-op
The bi-state approach is used by LLD: either -z notext or -z text. There is no
state where DT_TEXTREL/DF_TEXTREL is added on demand. The diagnostic should
remind the user that -z notext may be needed.
ld.lld: error: can't create dynamic relocation R_386_32 against symbol: gdt in
readonly segment; recompile object files with -fPIC or pass '-Wl,-z,notext' to
allow text relocations in the output
>>> defined in a.o
>>> referenced by a.o:(.text+0x2)
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- [Bug ld/20824] enable warn-shared-textrel by default,
i at maskray dot me <=
- [Bug ld/20824] enable warn-shared-textrel by default, hjl.tools at gmail dot com, 2020/05/24
- [Bug ld/20824] enable warn-shared-textrel by default, hjl.tools at gmail dot com, 2020/05/25
- [Bug ld/20824] enable warn-shared-textrel by default, hjl.tools at gmail dot com, 2020/05/25
- [Bug ld/20824] enable warn-shared-textrel by default, hjl.tools at gmail dot com, 2020/05/25
- [Bug ld/20824] enable warn-shared-textrel by default, hjl.tools at gmail dot com, 2020/05/25
- [Bug ld/20824] enable warn-shared-textrel by default, hjl.tools at gmail dot com, 2020/05/27
- [Bug ld/20824] enable warn-shared-textrel by default, cvs-commit at gcc dot gnu.org, 2020/05/28
- [Bug ld/20824] enable warn-shared-textrel by default, hjl.tools at gmail dot com, 2020/05/28