https://sourceware.org/bugzilla/show_bug.cgi?id=27215
Tom de Vries <vries at gcc dot gnu.org> changed:
What |Removed |Added
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CC| |vries at gcc dot gnu.org
--- Comment #3 from Tom de Vries <vries at gcc dot gnu.org> ---
Comment from dwz ml ( https://sourceware.org/pipermail/dwz/2021q1/000988.html
):
...
> The construct seems like it is represented by a known constant at compile
> time:
>
> .uleb128 .Lexpr_end4 - .Lexpr_start3/* expression */
> .Lexpr_start3:
> .byte 0xf2 /* DW_OP_GNU_implicit_pointer */
> .4byte .Llabel2
> .sleb128 0
> .Lexpr_end4:
>
> There isn't anything between the two labels that can have a variable
> size. So it might be a good idea to file a bug report against
> binutils as for not allowing this on riscv64.
I believe the riscv people explain it by aggressive linker optimizations
that make those not to work, but perhaps that applies to normal sections,
but don't see how can that apply to .debug* sections...
They shouldn't be doing any kind of aggressive linker relaxations on
.debug*.
...
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