http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47333
--- Comment #39 from ro at CeBiTec dot Uni-Bielefeld.DE <ro at CeBiTec dot
Uni-Bielefeld.DE> ---
> --- Comment #36 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
> I am having problem to reproduce it on a cross compiler. I assume you have
> non-plugin-enable LD setup, right?
The failure happens with both Sun as/Sun ld (i.e. no plugin support) and
Sun as/GNU ld 2.23.1 (i.e. with linker plugin support).
> There is problem with chained weakrefs that ought to be fixed by the following
> change:
> Index: cgraphunit.c
> ===================================================================
> --- cgraphunit.c (revision 199591)
> +++ cgraphunit.c (working copy)
> @@ -656,8 +656,11 @@ cgraph_process_same_body_aliases (void)
> @@ -2018,7 +2021,7 @@ compile (void)
> (DECL_ASSEMBLER_NAME (node->symbol.decl)) = 1;
> TREE_CHAIN (DECL_ASSEMBLER_NAME (node->symbol.decl))
> = (node->symbol.alias_target ? node->symbol.alias_target
> - : DECL_ASSEMBLER_NAME (symtab_alias_target
> (node)->symbol.decl));
> + : DECL_ASSEMBLER_NAME (symtab_alias_ultimate_target
> (node)->symbol.decl));
> }
> #endif
>
>
> I however do not see any chained weakrefs in the preprocessed file attached,
> so
> I am not quite convinced this can change anything.
>
> Can you, please, run it in debugger and take a look what is the assembler name
> ultimate_target is called for and what is its CHAIN_DECL?
I can try if this is still beneficial given that mainline seems to work
fine.
Rainer
