OP_SOM           1194 ext/pcre/pcrelib/pcre_compile.c     case OP_SOM:
OP_SOM           5610 ext/pcre/pcrelib/pcre_compile.c    else if (op != OP_SOD && op != OP_SOM &&
OP_SOM           1318 ext/pcre/pcrelib/pcre_exec.c     case OP_SOM: