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[Bug lto/70187] [6 Regression] ICE (segfault) in lto1 with -Wsuggest-final-methods/-Wsuggest-final-types
- From: "vries at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 15 Mar 2016 11:10:02 +0000
- Subject: [Bug lto/70187] [6 Regression] ICE (segfault) in lto1 with -Wsuggest-final-methods/-Wsuggest-final-types
- Auto-submitted: auto-generated
- References: <bug-70187-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70187
vries at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Last reconfirmed| |2016-03-15
CC| |vries at gcc dot gnu.org
Ever confirmed|0 |1
--- Comment #1 from vries at gcc dot gnu.org ---
Confirmed.
Fails in evaluating nodes[0] because nodes == vNULL, here in
possible_polymorphic_call_targets:
...
if (!outer_type->all_derivations_known)
{
if (!speculative && final_warning_records
&& TREE_CODE (TREE_TYPE (nodes[0]->decl)) == METHOD_TYPE) <<<
{
if (complete
&& nodes.length () == 1
&& warn_suggest_final_types
&& !outer_type->derived_types.length ())
{
...