https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122955
--- Comment #2 from Dhruv Chawla <dhruvc at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #1) > >or a very large GC that overflows the stack (probably the former) > > Do you have which structure is being used for marking here? Unfortunately it looks like the stack is getting corrupted: (gdb) f 318879 #318879 0x00000000014bb0d4 in gt_ggc_mx_toplevel_node (x_p=0xffffb3f31990) at gtype-desc.cc:1432 1432 gt_ggc_m_13toplevel_node ((*sub).next_sibling_clone); (gdb) up Initial frame selected; you cannot go up.
