pcre_study        314 pcre/pcre.h    PCRE_EXP_DECL pcre_extra *pcre_study(const pcre *, int, const char **);
pcre_study       2027 pcre/pcregrep.cpp   hints_list[j] = pcre_study(pattern_list[j], 0, &error);
pcre_study       1327 pcre/pcretest.cpp           extra = pcre_study(re, study_options, &error);
pcre_study       1334 pcre/pcretest.cpp       extra = pcre_study(re, study_options, &error);