[llvm-dev] LLD counterpart to '--plugin-opt=disbale-output' option of LLVMgold.so ?

[Fāng-ruì Sòng via llvm-dev]

On Wed, Sep 29, 2021 at 3:53 AM 徐明杰 via llvm-dev
<llvm-dev at lists.llvm.org> wrote:
>
> Hi all.
> I noticed this is an option '--plugin-opt=disbale-output' in gold-plugin.cpp, when this option is enabled, the field `PreOptModuleHook` of lto::Config will be set to `[](size_t Task, const Module &M) { return false; };` .
> And as the description of `PreOptModuleHook` says, the link process will exit right after linking (regular LTO) or loading (ThinLTO) the module, before modifying it.
> This is very useful when we only want to get optimization remarks of LTO and do not want to do the whole link process.
> Is there a LLD counterpart option to '--plugin-opt=disbale-output' option of LLVMgold.so or any similar option ?
> Regards,
> Xu Mingjie @ ByteDance
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> llvm-dev at lists.llvm.org
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There is no LLD counterpart.

rL222687 added --plugin-opt=disable-output with a note that it my be
used for benchmark, but seems that nobody has needed the feature.