#include struct isl_ctx { int ref; struct isl_stats *stats; int opt_allocated; struct isl_options *opt; void *user_opt; struct isl_arg *user_arg; isl_int zero; isl_int one; isl_int two; isl_int negone; isl_int normalize_gcd; int n_cached; struct isl_blk cache[ISL_BLK_CACHE_SIZE]; struct isl_hash_table name_hash; enum isl_error error; int abort; };