bug#52376: 28.0.90; libdir is missing from native-comp-eln-load-path with GTK3 build

[Bhavin Gandhi]

On Fri, 10 Dec 2021 at 17:51, Eli Zaretskii <eliz@gnu.org> wrote:
>
> Does _any_ line of code under RELOC_NATIVE_COMP_UNIT case get
> executed?  What if you set the breakpoint here:
>
>   #ifdef HAVE_NATIVE_COMP
>       case RELOC_NATIVE_COMP_UNIT:
>         {
>           static enum { UNKNOWN, LOCAL_BUILD, INSTALLED } installation_state;
>           struct Lisp_Native_Comp_Unit *comp_u = <<<<<<<<<<<<<<<<<<<<<<<
>             dump_ptr (dump_base, reloc_offset);
>           comp_u->lambda_gc_guard_h = CALLN (Fmake_hash_table, QCtest, Qeq);
>
> (that's line number 5291), or on the next line, does that breakpoint
> break?  If it does, please step through the code and tell what gets
> executed and why.

Nope. It does not break on 5291 (RELOC_NATIVE_COMP_UNIT case) and on
5362 (RELOC_NATIVE_SUBR) as well.

When I set breakpoint on pdumper.c:5264, and print emacs_execdir it
gives "$1 = 0x0". So, HAVE_NATIVE_COMP is indeed defined.