https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69057
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |NEW Last reconfirmed| |2016-01-22 Summary|constexpr static variable |[C++14] constexpr static |template assertion |variable template assertion |segmentation fault |segmentation fault Ever confirmed|0 |1 Known to fail| |5.3.0, 6.0 Severity|critical |normal --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- 0xd035cf crash_signal /home/apinski/src/local/gcc/gcc/toplev.c:335 0xa59324 bool vec_safe_reserve<tree_node*, va_gc>(vec<tree_node*, va_gc, vl_embed>*&, unsigned int, bool) /home/apinski/src/local/gcc/gcc/vec.h:553 0xa59324 tree_node** vec_safe_push<tree_node*, va_gc>(vec<tree_node*, va_gc, vl_embed>*&, tree_node* const&) /home/apinski/src/local/gcc/gcc/vec.h:647 0xa59324 add_local_decl(function*, tree_node*) /home/apinski/src/local/gcc/gcc/function.c:6795 0xd7a6ff remap_decls /home/apinski/src/local/gcc/gcc/tree-inline.c:620 0xd7c2af remap_block /home/apinski/src/local/gcc/gcc/tree-inline.c:688 0xd7d1cb copy_bind_expr /home/apinski/src/local/gcc/gcc/tree-inline.c:761 0xd7d1cb copy_tree_body_r(tree_node**, int*, void*) /home/apinski/src/local/gcc/gcc/tree-inline.c:1095 0xfaeb37 walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, default_hash_traits<tree_node*> >*, tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, default_hash_traits<tree_node*> >*)) /home/apinski/src/local/gcc/gcc/tree.c:11498 0xfaec93 walk_tree_1(tree_node**, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, default_hash_traits<tree_node*> >*, tree_node* (*)(tree_node**, int*, tree_node* (*)(tree_node**, int*, void*), void*, hash_set<tree_node*, default_hash_traits<tree_node*> >*)) /home/apinski/src/local/gcc/gcc/tree.c:11815 0xd74b5f copy_tree_body /home/apinski/src/local/gcc/gcc/tree-inline.c:2941 0xd84457 copy_fn(tree_node*, tree_node*&, tree_node*&) /home/apinski/src/local/gcc/gcc/tree-inline.c:6173 Confirmed, I cannot comment on if this is valid or invalid code. Note this is only valid C++14 though.