[Lldb-commits] [PATCH] D102872: Fix lldb-server build failure on mips
Khem Raj via Phabricator via lldb-commits
lldb-commits at lists.llvm.org
Fri May 21 08:54:58 PDT 2021
raj.khem added a comment.
In D102872#2773106 <https://reviews.llvm.org/D102872#2773106>, @DavidSpickett wrote:
> I assume this is caused by the removal of the specific `NativeRegisterContextLinux_mips` and you are building lldb on MIPS but you're going to connect to another debug server (gdb, custom stub etc.).
>
> The problem with doing it this way is then if you build on a supported platform e.g. AArch64 `NativeRegisterContextLinux_arm64` we then have two copies of CreateHostNativeRegisterContextLinux. Somehow this isn't an error on my system, and it picks up the one you've added. Meaning that you can't debug a simple hello world.
>
> See the comment in `lldb/source/Plugins/Process/Linux/NativeRegisterContextLinux.h`. (though again I'd have expect a hard linker error but anyway) Also the reason CI didn't fail is that lldb is disabled for both of the builds.
>
> I can see the utility in allowing people to build at least lldb (client) on any platform. Perhaps we surround this in the `#ifdef` that the old mips register context used? Or modify our cmake to allow lldb-server to be disabled. (easier said than done)
yes that will be ok. Although, I think for kind of devices mips is used in, lldb-server is more useful even if it will not support all features.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D102872/new/
https://reviews.llvm.org/D102872
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