[Bug middle-end/101204] [12 Regression] infinite recursion in gtype-desc.c since r12-1801-g7036e9ef462fde8181bece4ac4e03f3aa27204dc

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101204

--- Comment #6 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
typedef int_hash <location_t, 0, UINT_MAX> xint_hash_t;
typedef hash_map<xint_hash_t, nowarn_spec_t> xint_hash_map_t;

/* A mapping from a 'location_t' to the warning spec set for it.  */
extern GTY(()) xint_hash_map_t *nowarn_map;

int_hash has no fields ....