> Hi,
>
> cgraph_node::materialize_clone segfaulted when I tried compiling Tramp3D
> with -fdump-ipa-all because there was no clone_info - IPA-CP created a
> clone only for an aggregate constant, adding a note to its
> transformation summary but not creating any tree_map nor
> param_adjustements.
>
> Fixed with the following obvious extra checks which I will commit after
> an obligatory round of bootstrap and testing.
>
> Thanks,
>
> Martin
>
>
> gcc/ChangeLog:
>
> 2020-11-12 Martin Jambor <mjam...@suse.cz>
>
> * cgraphclones.c (cgraph_node::materialize_clone): Check that clone
> info is not NULL before attempting to dump it.
OK, thanks!
Honza
> ---
> gcc/cgraphclones.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/gcc/cgraphclones.c b/gcc/cgraphclones.c
> index bc590819f78..712a54e8d0c 100644
> --- a/gcc/cgraphclones.c
> +++ b/gcc/cgraphclones.c
> @@ -1107,7 +1107,7 @@ cgraph_node::materialize_clone ()
> fprintf (symtab->dump_file, "cloning %s to %s\n",
> clone_of->dump_name (),
> dump_name ());
> - if (info->tree_map)
> + if (info && info->tree_map)
> {
> fprintf (symtab->dump_file, " replace map:");
> for (unsigned int i = 0;
> @@ -1123,7 +1123,7 @@ cgraph_node::materialize_clone ()
> }
> fprintf (symtab->dump_file, "\n");
> }
> - if (info->param_adjustments)
> + if (info && info->param_adjustments)
> info->param_adjustments->dump (symtab->dump_file);
> }
> clear_stmts_in_references ();
> --
> 2.29.2
>
