utflen 60 third_party/re2/re2/testing/string_generator_test.cc int l = utflen(s.c_str()); utflen 73 third_party/re2/re2/testing/string_generator_test.cc int alpha = utflen(alphabet.c_str()); utflen 38 third_party/re2/util/utf.h int utflen(const char* s);