https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113612
--- Comment #3 from Marek Polacek <mpolacek at gcc dot gnu.org> --- (gdb) up #1 0x0000000001120e27 in get_partial_spec_bindings (tmpl=<template_decl 0x7ffff7fc2080 t>, spec_tmpl=<template_decl 0x7ffff7fc2180 t>, args=<tree_vec 0x7fffea3a7d20>) at /home/mpolacek/src/gcc/gcc/cp/pt.cc:25888 25888 = TI_ARGS (get_template_info (DECL_TEMPLATE_RESULT (spec_tmpl))); (gdb) p spec_tmpl $1 = <template_decl 0x7ffff7fc2180 t> (gdb) p DECL_TEMPLATE_RESULT (spec_tmpl) $2 = <ggc_freed 0x7fffea210e10>