[Bug ld/25617] ld should reconstruct dynamic symbol table from PT_DYNAMIC when there is no section header

[hjl.tools at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=25617

--- Comment #40 from H.J. Lu <hjl.tools at gmail dot com> ---
(In reply to Kaylee from comment #39)
> Created attachment 12359 [details]
> testcase for GNU_PROPERTY_NO_COPY_ON_PROTECTED segfault
> 
> The attached file exports an `int foo`, linking against it will segfault ld.
> 
> It seems like it is segfaulting because it's calling
> SYMBOL_NO_COPYRELOC(info, eh), which is doing checks on members of
> `(EH)->elf.root.u.def.section->owner`, but this is set to NULL.

How do I use it to reproduce linker segfault?

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