Function: _gerepileupto
Class: gp2c_internal
Description:
 (pari_sp, int):int               gc_INT($1, $2)
 (pari_sp, mp):mp                 gc_leaf($1, $2)
 (pari_sp, vecsmall):vecsmall     gc_leaf($1, $2)
 (pari_sp, vec):vec               gc_upto($1, $2)
 (pari_sp, gen):gen               gc_upto($1, $2)
