https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65837
Ramana Radhakrishnan <ramana at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |ramana at gcc dot gnu.org
--- Comment #2 from Ramana Radhakrishnan <ramana at gcc dot gnu.org> ---
(In reply to Richard Biener from comment #1)
> Well,
>
> /* Return the ARM builtin for CODE. */
>
> tree
> arm_builtin_decl (unsigned code, bool initialize_p ATTRIBUTE_UNUSED)
> {
> if (code >= ARM_BUILTIN_MAX)
> return error_mark_node;
>
> return arm_builtin_decls[code];
> }
>
> and LTO passes in true for initialize_p ...
>
> Thus it looks like arm is simply missing LTO support for builtins
> (eventually a new symptom here because of the way we stream compiler
> options now, with target attributes)
Well, we defined TARGET_BUILTIN_DECL a few years back for precisely supporting
LTO streaming of builtins - can you elaborate further what target support is
missing and for quite a while this was working ?
What did we miss when adding that support ?
