https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122955
--- Comment #4 from Dhruv Chawla <dhruvc at gcc dot gnu.org> --- (In reply to Andrew Pinski from comment #3) > (In reply to Dhruv Chawla from comment #2) > > (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. > > I meant the first couple marker functions. No, I'm unable to get to that because the stack doesn't go that far...
