[Lldb-commits] [PATCH] D68943: [llvm][yaml2obj] no more implicit ELF .symtab section

George Rimar via Phabricator via lldb-commits lldb-commits at lists.llvm.org
Wed Oct 16 01:34:01 PDT 2019


grimar added a comment.

In D68943#1710525 <https://reviews.llvm.org/D68943#1710525>, @MaskRay wrote:

> In D68943#1709998 <https://reviews.llvm.org/D68943#1709998>, @grimar wrote:
>
> > Ok, I was able to debug it finally.
> >
> > I think we should add a .symtab in a few more cases implicitly.
> >  For example, when we have a SHT_RELA/SHT_REL section that has an empty Link,
> >  i.e. it refers to .symtab by default and we should provide it.
> >  There are other cases, like when Link just explicitly refers to .symtab.
> >
> > Here is a patch based on this one.
> >  It is unpolished, but shows the idea. With it all yaml2obj tests pass.
> >
> > F10276544: patch.diff <https://reviews.llvm.org/F10276544>
>
>
> Nice! Can you post a differential for the yaml2obj change? I believe the differential can focus on lldb and remove yaml2obj changes (kwk will still get credited for the test cleanups).


Yes. It needs polishing + fixes for obj2yaml (I do not think it compiled for me at all). Also probably makes sence to add tests for obj2yaml too, I need to take a look what it does
when the object doesn't have symbol table with such change. I'll try to suggest a patch today.


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