--TEST-- Match expression string jump table --INI-- opcache.enable=1 opcache.enable_cli=1 opcache.opt_debug_level=0x20000 zend_test.observer.enabled=0 --EXTENSIONS-- opcache --FILE-- 'a', 'b', 'c' => 'b, c', 'd' => 'd', 'e', 'f' => 'e, f', 'g' => 'g', 'h', 'i' => 'h, i', }; } foreach (range('a', 'i') as $char) { var_dump(test($char)); } ?> --EXPECTF-- $_main: ; (lines=15, args=0, vars=1, tmps=2) ; (after optimizer) ; %s 0000 INIT_FCALL 2 %d string("range") 0001 SEND_VAL string("a") 1 0002 SEND_VAL string("i") 2 0003 V2 = DO_ICALL 0004 V1 = FE_RESET_R V2 0013 0005 FE_FETCH_R V1 CV0($char) 0013 0006 INIT_FCALL 1 %d string("var_dump") 0007 INIT_FCALL 1 %d string("test") 0008 SEND_VAR CV0($char) 1 0009 V2 = DO_UCALL 0010 SEND_VAR V2 1 0011 DO_ICALL 0012 JMP 0005 0013 FE_FREE V1 0014 RETURN int(1) LIVE RANGES: 1: 0005 - 0013 (loop) test: ; (lines=9, args=1, vars=1, tmps=0) ; (after optimizer) ; %s 0000 CV0($char) = RECV 1 0001 MATCH CV0($char) "a": 0003, "b": 0004, "c": 0004, "d": 0005, "e": 0006, "f": 0006, "g": 0007, "h": 0008, "i": 0008, default: 0002 0002 MATCH_ERROR CV0($char) 0003 RETURN string("a") 0004 RETURN string("b, c") 0005 RETURN string("d") 0006 RETURN string("e, f") 0007 RETURN string("g") 0008 RETURN string("h, i") string(1) "a" string(4) "b, c" string(4) "b, c" string(1) "d" string(4) "e, f" string(4) "e, f" string(1) "g" string(4) "h, i" string(4) "h, i"