MFH: Implemented "jump label" operator (limited "goto")

[DOC]

Zend/tests/jump01.phpt

@@ -0,0 +1,14 @@
+--TEST--
+jump 01: goto backward
+--FILE--
+<?php
+$n = 1;
+L1:
+echo "$n: ok\n";
+$n++;
+if ($n <= 3) goto L1;
+?>
+--EXPECT--
+1: ok
+2: ok
+3: ok

Zend/tests/jump02.phpt

@@ -0,0 +1,16 @@
+--TEST--
+jump 02: goto forward
+--FILE--
+<?php
+$n = 1;
+L1:
+if ($n > 3) goto L2;
+echo "$n: ok\n";
+$n++;
+goto L1;
+L2:
+?>
+--EXPECT--
+1: ok
+2: ok
+3: ok

Zend/tests/jump03.phpt

@@ -0,0 +1,18 @@
+--TEST--
+jump 03: goto inside control structures
+--FILE--
+<?php
+do {
+	if (1) {
+		echo "1: ok\n";
+		goto L1;
+	} else {
+	    echo "bug\n";
+L1:
+		echo "2: ok\n";
+	}
+} while (0);
+?>
+--EXPECT--
+1: ok
+2: ok

Zend/tests/jump04.phpt

@@ -0,0 +1,24 @@
+--TEST--
+jump 04: goto from loop (backward)
+--FILE--
+<?php
+$s = "X";
+echo "1: ok\n";	
+L1: if ($s != "X") {
+	echo "4: ok\n";	
+} else {	
+	echo "2: ok\n";	
+	while ($s != "XXX") {
+		echo "3: ok\n";	
+		$s .= "X";
+		goto L1;
+		echo "bug\n";	
+	}
+	echo "bug\n";	
+}
+?>
+--EXPECT--
+1: ok
+2: ok
+3: ok
+4: ok

Zend/tests/jump05.phpt

@@ -0,0 +1,26 @@
+--TEST--
+jump 05: goto from loop (forward)
+--FILE--
+<?php
+$ar = array("1","2","3");
+foreach ($ar as $val) {
+	switch ($val) {
+		case "1":
+			echo "1: ok\n";
+			break;
+		case "2":
+			echo "2: ok\n";
+			goto L1;
+		case "3":
+			echo "bug\n";
+			break;
+	}
+}
+echo "bug\n";
+L1:
+echo "3: ok\n";
+?>
+--EXPECT--
+1: ok
+2: ok
+3: ok

Zend/tests/jump06.phpt

@@ -0,0 +1,8 @@
+--TEST--
+jump 06: goto to undefined label
+--FILE--
+<?php
+goto L1;
+?>
+--EXPECTF--
+Fatal error: 'goto' to undefined label 'L1' in %sjump06.php on line 2

Zend/tests/jump07.phpt

@@ -0,0 +1,11 @@
+--TEST--
+jump 07: goto into loop (backward)
+--FILE--
+<?php
+while (0) {
+	L1: echo "bug\n";
+}
+goto L1;
+?>
+--EXPECTF--
+Fatal error: 'goto' into loop or switch statement is disallowed in %sjump07.php on line 5

Zend/tests/jump08.phpt

@@ -0,0 +1,11 @@
+--TEST--
+jump 08: goto into loop (forward)
+--FILE--
+<?php
+goto L1;
+while (0) {
+	L1: echo "bug\n";
+}
+?>
+--EXPECTF--
+Fatal error: 'goto' into loop or switch statement is disallowed in %sjump08.php on line 2

Zend/tests/jump09.phpt

@@ -0,0 +1,13 @@
+--TEST--
+jump 09: goto into switch (backward)
+--FILE--
+<?php
+switch (0) {
+	case 1:
+		L1: echo "bug\n";
+		break;
+}
+goto L1;
+?>
+--EXPECTF--
+Fatal error: 'goto' into loop or switch statement is disallowed in %sjump09.php on line 7

Zend/tests/jump10.phpt

@@ -0,0 +1,13 @@
+--TEST--
+jump 10: goto into switch (forward)
+--FILE--
+<?php
+goto L1;
+switch (0) {
+	case 1:
+		L1: echo "bug\n";
+		break;
+}
+?>
+--EXPECTF--
+Fatal error: 'goto' into loop or switch statement is disallowed in %sjump10.php on line 2

Zend/tests/jump11.phpt

@@ -0,0 +1,26 @@
+--TEST--
+jump 08: goto inside switch in constructor
+--FILE--
+<?php
+class foobar {
+    public function __construct() {
+        switch (1) {            
+            default:
+                goto b;
+                a:
+                    print "ok!\n";
+                    break;               
+                b:
+                    print "ok!\n";
+                    goto a;
+        }        
+        print "ok!\n";
+    }
+}
+
+new foobar;
+?>
+--EXPECT--
+ok!
+ok!
+ok!

Zend/tests/jump12.phpt

@@ -0,0 +1,19 @@
+--TEST--
+jump 09: goto in declare statement
+--FILE--
+<?php
+a: print "ok!\n";
+goto c;
+declare (ticks=1) {
+    b:
+        print "ok!\n";
+        exit;
+}
+c:
+    print "ok!\n";
+    goto b;
+?>
+--EXPECT--
+ok!
+ok!
+ok!

Zend/tests/jump13.phpt

@@ -0,0 +1,25 @@
+--TEST--
+jump 10: goto with try blocks
+--FILE--
+<?php
+goto a;
+e: return;
+try {
+    a: print 1;
+    goto b;
+    try {
+        b: print 2;
+        goto c;
+    }
+    catch(Exception $e) {
+        c: print 3;
+        goto d;    
+    }    
+}
+catch(Exception $e) {
+    d: print 4;
+    goto e;    
+}
+?>
+--EXPECT--
+1234

Zend/zend_compile.c

@@ -130,6 +130,8 @@ void zend_init_compiler_data_structures(TSRMLS_D)
 	CG(current_import) = NULL;
 	init_compiler_declarables(TSRMLS_C);
 	zend_hash_apply(CG(auto_globals), (apply_func_t) zend_auto_global_arm TSRMLS_CC);
+	zend_stack_init(&CG(labels_stack));
+	CG(labels) = NULL;
 }
 
 
@@ -163,6 +165,7 @@ void shutdown_compiler(TSRMLS_D)
 	zend_stack_destroy(&CG(list_stack));
 	zend_hash_destroy(&CG(filenames_table));
 	zend_llist_destroy(&CG(open_files));
+	zend_stack_destroy(&CG(labels_stack));
 }
 
 
@@ -1274,6 +1277,9 @@ void zend_do_begin_function_declaration(znode *function_token, znode *function_n
 		CG(doc_comment) = NULL;
 		CG(doc_comment_len) = 0;
 	}
+
+	zend_stack_push(&CG(labels_stack), (void *) &CG(labels), sizeof(HashTable*));
+	CG(labels) = NULL;
 }
 
 void zend_do_handle_exception(TSRMLS_D)
@@ -1295,6 +1301,7 @@ void zend_do_end_function_declaration(znode *function_token TSRMLS_DC)
 	zend_do_return(NULL, 0 TSRMLS_CC);
 
 	pass_two(CG(active_op_array) TSRMLS_CC);
+	zend_release_labels(TSRMLS_C);
 
 	if (CG(active_class_entry)) {
 		zend_check_magic_method_implementation(CG(active_class_entry), (zend_function*)CG(active_op_array), E_COMPILE_ERROR TSRMLS_CC);
@@ -1668,6 +1675,110 @@ void zend_do_fetch_class(znode *result, znode *class_name TSRMLS_DC)
 	*result = opline->result;
 }
 
+void zend_do_label(znode *label TSRMLS_DC) /* {{{ */
+{
+	zend_op_array *oparray = CG(active_op_array);
+	zend_label dest;
+
+	if (!CG(labels)) {
+		ALLOC_HASHTABLE(CG(labels));
+		zend_hash_init(CG(labels), 4, NULL, NULL, 0);
+	}
+
+	dest.brk_cont = oparray->current_brk_cont;
+	dest.opline_num = get_next_op_number(oparray);
+
+	if (zend_hash_add(CG(labels), Z_STRVAL(label->u.constant), Z_STRLEN(label->u.constant) + 1, (void**)&dest, sizeof(zend_label), NULL) == FAILURE) {
+		zend_error(E_COMPILE_ERROR, "Label '%s' already defined", Z_STRVAL(label->u.constant));
+	}
+
+	/* Done with label now */
+	zval_dtor(&label->u.constant);
+}
+/* }}} */
+
+void zend_resolve_goto_label(zend_op_array *op_array, zend_op *opline, int pass2 TSRMLS_DC) /* {{{ */
+{
+	zend_label *dest;
+	long current, distance;
+
+	if (CG(labels) == NULL ||
+	    zend_hash_find(CG(labels), Z_STRVAL(opline->op2.u.constant), Z_STRLEN(opline->op2.u.constant)+1, (void**)&dest) == FAILURE) {
+
+	    if (pass2) {
+	    	CG(in_compilation) = 1;
+	    	CG(active_op_array) = op_array;
+	    	CG(zend_lineno) = opline->lineno;
+			zend_error(E_COMPILE_ERROR, "'goto' to undefined label '%s'", Z_STRVAL(opline->op2.u.constant));
+	    } else {
+			/* Label is not defined. Delay to pass 2. */
+			INC_BPC(op_array);
+			return;
+		}
+	}
+
+	opline->op1.u.opline_num = dest->opline_num;
+	zval_dtor(&opline->op2.u.constant);
+
+	/* Check that we are not moving into loop or switch */
+	current = opline->extended_value;
+	for (distance = 0; current != dest->brk_cont; distance++) {
+		if (current == -1) {
+		    if (pass2) {
+		    	CG(in_compilation) = 1;
+	    		CG(active_op_array) = op_array;
+	    		CG(zend_lineno) = opline->lineno;
+	    	}
+			zend_error(E_COMPILE_ERROR, "'goto' into loop or switch statement is disallowed");
+		}
+		current = op_array->brk_cont_array[current].parent;
+	}
+
+	if (distance == 0) {
+		/* Nothing to break out of, optimize to ZEND_JMP */
+		opline->opcode = ZEND_JMP;
+		opline->extended_value = 0;
+		SET_UNUSED(opline->op2);
+	} else {
+		/* Set real break distance */
+		ZVAL_LONG(&opline->op2.u.constant, distance);
+	}
+
+    if (pass2) {
+		DEC_BPC(op_array);
+    }
+}
+/* }}} */
+
+void zend_do_goto(znode *label TSRMLS_DC) /* {{{ */
+{
+	zend_op *opline = get_next_op(CG(active_op_array) TSRMLS_CC);
+
+	opline->opcode = ZEND_GOTO;
+	opline->extended_value = CG(active_op_array)->current_brk_cont;
+	SET_UNUSED(opline->op1);
+	opline->op2 = *label;
+	zend_resolve_goto_label(CG(active_op_array), opline, 0 TSRMLS_CC);
+}
+/* }}} */
+
+void zend_release_labels(TSRMLS_D) /* {{{ */
+{
+	if (CG(labels)) {
+		zend_hash_destroy(CG(labels));
+		FREE_HASHTABLE(CG(labels));
+	}
+	if (!zend_stack_is_empty(&CG(labels_stack))) {
+		HashTable **pht;
+
+		zend_stack_top(&CG(labels_stack), (void**)&pht);
+		CG(labels) = *pht;
+		zend_stack_del_top(&CG(labels_stack));
+	} else {
+		CG(labels) = NULL;
+	}
+}
+/* }}} */
 
 void zend_do_build_full_name(znode *result, znode *prefix, znode *name TSRMLS_DC)
 {

Zend/zend_compile.h

@@ -95,6 +95,10 @@ typedef struct _zend_brk_cont_element {
 	int parent;
 } zend_brk_cont_element;
 
+typedef struct _zend_label {
+	int brk_cont;
+	zend_uint opline_num;
+} zend_label;
 
 typedef struct _zend_try_catch_element {
 	zend_uint try_op;
@@ -520,6 +524,11 @@ void zend_do_namespace(znode *name TSRMLS_DC);
 void zend_do_use(znode *name, znode *new_name, int is_global TSRMLS_DC);
 void zend_do_end_compilation(TSRMLS_D);
 
+void zend_do_label(znode *label TSRMLS_DC);
+void zend_do_goto(znode *label TSRMLS_DC);
+void zend_resolve_goto_label(zend_op_array *op_array, zend_op *opline, int pass2 TSRMLS_DC);
+void zend_release_labels(TSRMLS_D);
+
 ZEND_API void function_add_ref(zend_function *function);
 
 #define INITIAL_OP_ARRAY_SIZE 64

Zend/zend_execute_API.c

@@ -1371,6 +1371,11 @@ void execute_new_code(TSRMLS_D) /* {{{ */
 			Z_SET_REFCOUNT(opline->op2.u.constant, 2);
 		}
 		switch (opline->opcode) {
+			case ZEND_GOTO:
+				if (Z_TYPE(opline->op2.u.constant) != IS_LONG) {
+					zend_resolve_goto_label(CG(active_op_array), opline, 1 TSRMLS_CC);
+				}
+				/* break omitted intentionally */
 			case ZEND_JMP:
 				opline->op1.u.jmp_addr = &CG(active_op_array)->opcodes[opline->op1.u.opline_num];
 				break;
@@ -1385,7 +1390,9 @@ void execute_new_code(TSRMLS_D) /* {{{ */
 		ZEND_VM_SET_OPCODE_HANDLER(opline);
 		opline++;
 	}
-
+	
+	zend_release_labels(TSRMLS_C);
+	
 	EG(return_value_ptr_ptr) = &local_retval;
 	EG(active_op_array) = CG(active_op_array);
 	zend_execute(CG(active_op_array) TSRMLS_CC);

Zend/zend_globals.h

@@ -131,6 +131,9 @@ struct _zend_compiler_globals {
 	zval      *current_namespace;
 	HashTable *current_import;
 
+	HashTable *labels;
+	zend_stack labels_stack;
+
 #ifdef ZTS
 	HashTable **static_members;
 	int last_static_member;

Zend/zend_language_parser.y

@@ -105,6 +105,7 @@
 %token T_DEFAULT
 %token T_BREAK
 %token T_CONTINUE
+%token T_GOTO
 %token T_FUNCTION
 %token T_CONST
 %token T_RETURN
@@ -199,6 +200,7 @@ inner_statement:
 
 statement:
 		unticked_statement { zend_do_ticks(TSRMLS_C); }
+	|	T_STRING ':' { zend_do_label(&$1 TSRMLS_CC); }
 ;
 
 unticked_statement:
@@ -247,6 +249,7 @@ unticked_statement:
 		'{' inner_statement_list '}' { zend_do_end_catch(&$1 TSRMLS_CC); }
 		additional_catches { zend_do_mark_last_catch(&$7, &$18 TSRMLS_CC); }
 	|	T_THROW expr ';' { zend_do_throw(&$2 TSRMLS_CC); }
+	|	T_GOTO T_STRING ';' { zend_do_goto(&$2 TSRMLS_CC); }
 ;
 
 

Zend/zend_language_scanner.l

@@ -299,6 +299,7 @@ ZEND_API zend_op_array *compile_file(zend_file_handle *file_handle, int type TSR
 		CG(active_op_array) = original_active_op_array;
 		if (compilation_successful) {
 			pass_two(op_array TSRMLS_CC);
+			zend_release_labels(TSRMLS_C);
 		} else {
 			efree(op_array);
 			retval = NULL;
@@ -421,6 +422,7 @@ zend_op_array *compile_string(zval *source_string, char *filename TSRMLS_DC)
 			zend_do_return(NULL, 0 TSRMLS_CC);
 			CG(active_op_array) = original_active_op_array;
 			pass_two(op_array TSRMLS_CC);
+			zend_release_labels(TSRMLS_C);
 			retval = op_array;
 		}
 		zend_restore_lexical_state(&original_lex_state TSRMLS_CC);
@@ -782,6 +784,10 @@ NOWDOC_CHARS		({NEWLINE}*(([^a-zA-Z_\x7f-\xff\n\r][^\n\r]*)|({LABEL}[^a-zA-Z0-9_
 	return T_CONTINUE;
 }
 
+<ST_IN_SCRIPTING>"goto" {
+	return T_GOTO;
+}
+
 <ST_IN_SCRIPTING>"echo" {
 	return T_ECHO;
 }

Zend/zend_language_scanner_defs.h

@@ -1,4 +1,4 @@
-/* Generated by re2c 0.13.4.dev on Sat Mar 22 18:34:15 2008 */
+/* Generated by re2c 0.13.4.dev on Wed Mar 26 23:08:45 2008 */
 #line 3 "Zend/zend_language_scanner_defs.h"
 
 enum YYCONDTYPE {

Zend/zend_opcode.c

@@ -390,6 +390,11 @@ int pass_two(zend_op_array *op_array TSRMLS_DC)
 			Z_SET_REFCOUNT(opline->op2.u.constant, 2);
 		}
 		switch (opline->opcode) {
+			case ZEND_GOTO:
+				if (Z_TYPE(opline->op2.u.constant) != IS_LONG) {
+					zend_resolve_goto_label(op_array, opline, 1 TSRMLS_CC);
+				}
+				/* break omitted intentionally */
 			case ZEND_JMP:
 				opline->op1.u.jmp_addr = &op_array->opcodes[opline->op1.u.opline_num];
 				break;

Zend/zend_vm_def.h

@@ -2645,6 +2645,28 @@ ZEND_VM_HANDLER(51, ZEND_CONT, ANY, CONST|TMP|VAR|CV)
 	ZEND_VM_JMP(EX(op_array)->opcodes + el->cont);
 }
 
+ZEND_VM_HANDLER(100, ZEND_GOTO, ANY, CONST)
+{
+	zend_op *brk_opline;
+	zend_op *opline = EX(opline);
+	zend_brk_cont_element *el;
+
+	el = zend_brk_cont(&opline->op2.u.constant, opline->extended_value,
+ 	                   EX(op_array), EX(Ts) TSRMLS_CC);
+
+	brk_opline = EX(op_array)->opcodes + el->brk;
+
+	switch (brk_opline->opcode) {
+		case ZEND_SWITCH_FREE:
+			zend_switch_free(&EX_T(brk_opline->op1.u.var), brk_opline->op1.op_type, brk_opline->extended_value TSRMLS_CC);
+			break;
+		case ZEND_FREE:
+			zendi_zval_dtor(EX_T(brk_opline->op1.u.var).tmp_var);
+			break;
+	}
+	ZEND_VM_JMP(opline->op1.u.jmp_addr);
+}
+
 ZEND_VM_HANDLER(48, ZEND_CASE, CONST|TMP|VAR|CV, CONST|TMP|VAR|CV)
 {
 	zend_op *opline = EX(opline);

Zend/zend_vm_execute.h

@@ -773,6 +773,28 @@ static int ZEND_CONT_SPEC_CONST_HANDLER(ZEND_OPCODE_HANDLER_ARGS)
 	ZEND_VM_JMP(EX(op_array)->opcodes + el->cont);
 }
 
+static int ZEND_GOTO_SPEC_CONST_HANDLER(ZEND_OPCODE_HANDLER_ARGS)
+{
+	zend_op *brk_opline;
+	zend_op *opline = EX(opline);
+	zend_brk_cont_element *el;
+
+	el = zend_brk_cont(&opline->op2.u.constant, opline->extended_value,
+ 	                   EX(op_array), EX(Ts) TSRMLS_CC);
+
+	brk_opline = EX(op_array)->opcodes + el->brk;
+
+	switch (brk_opline->opcode) {
+		case ZEND_SWITCH_FREE:
+			zend_switch_free(&EX_T(brk_opline->op1.u.var), brk_opline->op1.op_type, brk_opline->extended_value TSRMLS_CC);
+			break;
+		case ZEND_FREE:
+			zendi_zval_dtor(EX_T(brk_opline->op1.u.var).tmp_var);
+			break;
+	}
+	ZEND_VM_JMP(opline->op1.u.jmp_addr);
+}
+
 static int ZEND_ADD_INTERFACE_SPEC_CONST_HANDLER(ZEND_OPCODE_HANDLER_ARGS)
 {
 	zend_op *opline = EX(opline);
@@ -31806,27 +31828,27 @@ void zend_init_opcodes_handlers(void)
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
+  	ZEND_GOTO_SPEC_CONST_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
+  	ZEND_GOTO_SPEC_CONST_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
+  	ZEND_GOTO_SPEC_CONST_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
+  	ZEND_GOTO_SPEC_CONST_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
-  	ZEND_NULL_HANDLER,
-  	ZEND_NULL_HANDLER,
-  	ZEND_NULL_HANDLER,
-  	ZEND_NULL_HANDLER,
-  	ZEND_NULL_HANDLER,
+  	ZEND_GOTO_SPEC_CONST_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,
   	ZEND_NULL_HANDLER,

Zend/zend_vm_opcodes.h

@@ -118,6 +118,7 @@
 #define ZEND_FETCH_OBJ_UNSET                  97
 #define ZEND_FETCH_DIM_TMP_VAR                98
 #define ZEND_FETCH_CONSTANT                   99
+#define ZEND_GOTO                            100
 #define ZEND_EXT_STMT                        101
 #define ZEND_EXT_FCALL_BEGIN                 102
 #define ZEND_EXT_FCALL_END                   103

ext/standard/url_scanner_ex.c

@@ -1,4 +1,4 @@
-/* Generated by re2c 0.12.1 on Wed Oct 10 12:26:17 2007 */
+/* Generated by re2c 0.13.4.dev on Wed Mar 26 23:08:34 2008 */
 #line 1 "ext/standard/url_scanner_ex.re"
 /*
   +----------------------------------------------------------------------+
@@ -109,7 +109,10 @@ static inline void append_modified_url(smart_str *url, smart_str *dest, smart_st
 	q = (p = url->c) + url->len;
 
 scan:
+
+#line 114 "ext/standard/url_scanner_ex.c"
 {
+	YYCTYPE yych;
 	static const unsigned char yybm[] = {
 		128, 128, 128, 128, 128, 128, 128, 128, 
 		128, 128, 128, 128, 128, 128, 128, 128, 
@@ -145,42 +148,37 @@ scan:
 		128, 128, 128, 128, 128, 128, 128, 128, 
 	};
 
-#line 149 "ext/standard/url_scanner_ex.c"
-	{
-		YYCTYPE yych;
-
-		if(YYLIMIT == YYCURSOR) YYFILL(1);
-		yych = *YYCURSOR;
-		if(yybm[0+yych] & 128) {
-			goto yy8;
-		}
-		if(yych <= '9') goto yy6;
-		if(yych >= ';') goto yy4;
-		++YYCURSOR;
-#line 116 "ext/standard/url_scanner_ex.re"
-		{ smart_str_append(dest, url); return; }
-#line 163 "ext/standard/url_scanner_ex.c"
-yy4:
-		++YYCURSOR;
-#line 117 "ext/standard/url_scanner_ex.re"
-		{ sep = separator; goto scan; }
-#line 168 "ext/standard/url_scanner_ex.c"
-yy6:
-		++YYCURSOR;
-#line 118 "ext/standard/url_scanner_ex.re"
-		{ bash = p - 1; goto done; }
-#line 173 "ext/standard/url_scanner_ex.c"
-yy8:
-		++YYCURSOR;
-		if(YYLIMIT == YYCURSOR) YYFILL(1);
-		yych = *YYCURSOR;
-		if(yybm[0+yych] & 128) {
-			goto yy8;
-		}
-#line 119 "ext/standard/url_scanner_ex.re"
-		{ goto scan; }
-#line 183 "ext/standard/url_scanner_ex.c"
+	if (YYLIMIT <= YYCURSOR) YYFILL(1);
+	yych = *YYCURSOR;
+	if (yybm[0+yych] & 128) {
+		goto yy8;
 	}
+	if (yych <= '9') goto yy6;
+	if (yych >= ';') goto yy4;
+	++YYCURSOR;
+#line 116 "ext/standard/url_scanner_ex.re"
+	{ smart_str_append(dest, url); return; }
+#line 162 "ext/standard/url_scanner_ex.c"
+yy4:
+	++YYCURSOR;
+#line 117 "ext/standard/url_scanner_ex.re"
+	{ sep = separator; goto scan; }
+#line 167 "ext/standard/url_scanner_ex.c"
+yy6:
+	++YYCURSOR;
+#line 118 "ext/standard/url_scanner_ex.re"
+	{ bash = p - 1; goto done; }
+#line 172 "ext/standard/url_scanner_ex.c"
+yy8:
+	++YYCURSOR;
+	if (YYLIMIT <= YYCURSOR) YYFILL(1);
+	yych = *YYCURSOR;
+	if (yybm[0+yych] & 128) {
+		goto yy8;
+	}
+#line 119 "ext/standard/url_scanner_ex.re"
+	{ goto scan; }
+#line 182 "ext/standard/url_scanner_ex.c"
 }
 #line 120 "ext/standard/url_scanner_ex.re"
 
@@ -361,7 +359,10 @@ state_plain_begin:
 	
 state_plain:
 	start = YYCURSOR;
+
+#line 364 "ext/standard/url_scanner_ex.c"
 {
+	YYCTYPE yych;
 	static const unsigned char yybm[] = {
 		128, 128, 128, 128, 128, 128, 128, 128, 
 		128, 128, 128, 128, 128, 128, 128, 128, 
@@ -396,37 +397,35 @@ state_plain:
 		128, 128, 128, 128, 128, 128, 128, 128, 
 		128, 128, 128, 128, 128, 128, 128, 128, 
 	};
-
-#line 401 "ext/standard/url_scanner_ex.c"
-	{
-		YYCTYPE yych;
-		if(YYLIMIT == YYCURSOR) YYFILL(1);
-		yych = *YYCURSOR;
-		if(yybm[0+yych] & 128) {
-			goto yy15;
-		}
-		++YYCURSOR;
-#line 299 "ext/standard/url_scanner_ex.re"
-		{ passthru(STD_ARGS); STATE = STATE_TAG; goto state_tag; }
-#line 412 "ext/standard/url_scanner_ex.c"
-yy15:
-		++YYCURSOR;
-		if(YYLIMIT == YYCURSOR) YYFILL(1);
-		yych = *YYCURSOR;
-		if(yybm[0+yych] & 128) {
-			goto yy15;
-		}
-#line 300 "ext/standard/url_scanner_ex.re"
-		{ passthru(STD_ARGS); goto state_plain; }
-#line 422 "ext/standard/url_scanner_ex.c"
+	if (YYLIMIT <= YYCURSOR) YYFILL(1);
+	yych = *YYCURSOR;
+	if (yybm[0+yych] & 128) {
+		goto yy15;
 	}
+	++YYCURSOR;
+#line 299 "ext/standard/url_scanner_ex.re"
+	{ passthru(STD_ARGS); STATE = STATE_TAG; goto state_tag; }
+#line 409 "ext/standard/url_scanner_ex.c"
+yy15:
+	++YYCURSOR;
+	if (YYLIMIT <= YYCURSOR) YYFILL(1);
+	yych = *YYCURSOR;
+	if (yybm[0+yych] & 128) {
+		goto yy15;
+	}
+#line 300 "ext/standard/url_scanner_ex.re"
+	{ passthru(STD_ARGS); goto state_plain; }
+#line 419 "ext/standard/url_scanner_ex.c"
 }
 #line 301 "ext/standard/url_scanner_ex.re"
 
 
 state_tag:	
 	start = YYCURSOR;
+
+#line 427 "ext/standard/url_scanner_ex.c"
 {
+	YYCTYPE yych;
 	static const unsigned char yybm[] = {
 		  0,   0,   0,   0,   0,   0,   0,   0, 
 		  0,   0,   0,   0,   0,   0,   0,   0, 
@@ -461,42 +460,37 @@ state_tag:
 		  0,   0,   0,   0,   0,   0,   0,   0, 
 		  0,   0,   0,   0,   0,   0,   0,   0, 
 	};
-
-#line 466 "ext/standard/url_scanner_ex.c"
-	{
-		YYCTYPE yych;
-		if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
-		yych = *YYCURSOR;
-		if(yych <= '@') {
-			if(yych != ':') goto yy22;
-		} else {
-			if(yych <= 'Z') goto yy20;
-			if(yych <= '`') goto yy22;
-			if(yych >= '{') goto yy22;
-		}
+	if ((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
+	yych = *YYCURSOR;
+	if (yych <= '@') {
+		if (yych != ':') goto yy22;
+	} else {
+		if (yych <= 'Z') goto yy20;
+		if (yych <= '`') goto yy22;
+		if (yych >= '{') goto yy22;
+	}
 yy20:
-		++YYCURSOR;
-		yych = *YYCURSOR;
-		goto yy25;
+	++YYCURSOR;
+	yych = *YYCURSOR;
+	goto yy25;
 yy21:
 #line 306 "ext/standard/url_scanner_ex.re"
-		{ handle_tag(STD_ARGS); /* Sets STATE */; passthru(STD_ARGS); if (STATE == STATE_PLAIN) goto state_plain; else goto state_next_arg; }
-#line 485 "ext/standard/url_scanner_ex.c"
+	{ handle_tag(STD_ARGS); /* Sets STATE */; passthru(STD_ARGS); if (STATE == STATE_PLAIN) goto state_plain; else goto state_next_arg; }
+#line 480 "ext/standard/url_scanner_ex.c"
 yy22:
-		++YYCURSOR;
+	++YYCURSOR;
 #line 307 "ext/standard/url_scanner_ex.re"
-		{ passthru(STD_ARGS); goto state_plain_begin; }
-#line 490 "ext/standard/url_scanner_ex.c"
+	{ passthru(STD_ARGS); goto state_plain_begin; }
+#line 485 "ext/standard/url_scanner_ex.c"
 yy24:
-		++YYCURSOR;
-		if(YYLIMIT == YYCURSOR) YYFILL(1);
-		yych = *YYCURSOR;
+	++YYCURSOR;
+	if (YYLIMIT <= YYCURSOR) YYFILL(1);
+	yych = *YYCURSOR;
 yy25:
-		if(yybm[0+yych] & 128) {
-			goto yy24;
-		}
-		goto yy21;
+	if (yybm[0+yych] & 128) {
+		goto yy24;
 	}
+	goto yy21;
 }
 #line 308 "ext/standard/url_scanner_ex.re"
 
@@ -506,7 +500,10 @@ state_next_arg_begin:
 	
 state_next_arg:
 	start = YYCURSOR;
+
+#line 505 "ext/standard/url_scanner_ex.c"
 {
+	YYCTYPE yych;
 	static const unsigned char yybm[] = {
 		  0,   0,   0,   0,   0,   0,   0,   0, 
 		  0, 128, 128, 128,   0, 128,   0,   0, 
@@ -541,71 +538,69 @@ state_next_arg:
 		  0,   0,   0,   0,   0,   0,   0,   0, 
 		  0,   0,   0,   0,   0,   0,   0,   0, 
 	};
-
-#line 546 "ext/standard/url_scanner_ex.c"
-	{
-		YYCTYPE yych;
-		if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
-		yych = *YYCURSOR;
-		if(yych <= ' ') {
-			if(yych <= 0x0C) {
-				if(yych <= 0x08) goto yy34;
-				if(yych <= 0x0B) goto yy30;
-				goto yy34;
-			} else {
-				if(yych <= 0x0D) goto yy30;
-				if(yych <= 0x1F) goto yy34;
-				goto yy30;
-			}
+	if ((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
+	yych = *YYCURSOR;
+	if (yych <= ' ') {
+		if (yych <= '\f') {
+			if (yych <= 0x08) goto yy34;
+			if (yych <= '\v') goto yy30;
+			goto yy34;
 		} else {
-			if(yych <= '@') {
-				if(yych != '>') goto yy34;
-			} else {
-				if(yych <= 'Z') goto yy32;
-				if(yych <= '`') goto yy34;
-				if(yych <= 'z') goto yy32;
-				goto yy34;
-			}
+			if (yych <= '\r') goto yy30;
+			if (yych <= 0x1F) goto yy34;
+			goto yy30;
 		}
-		++YYCURSOR;
+	} else {
+		if (yych <= '@') {
+			if (yych != '>') goto yy34;
+		} else {
+			if (yych <= 'Z') goto yy32;
+			if (yych <= '`') goto yy34;
+			if (yych <= 'z') goto yy32;
+			goto yy34;
+		}
+	}
+	++YYCURSOR;
 #line 316 "ext/standard/url_scanner_ex.re"
-		{ passthru(STD_ARGS); handle_form(STD_ARGS); goto state_plain_begin; }
-#line 574 "ext/standard/url_scanner_ex.c"
+	{ passthru(STD_ARGS); handle_form(STD_ARGS); goto state_plain_begin; }
+#line 567 "ext/standard/url_scanner_ex.c"
 yy30:
-		++YYCURSOR;
-		yych = *YYCURSOR;
-		goto yy37;
+	++YYCURSOR;
+	yych = *YYCURSOR;
+	goto yy37;
 yy31:
 #line 317 "ext/standard/url_scanner_ex.re"
-		{ passthru(STD_ARGS); goto state_next_arg; }
-#line 582 "ext/standard/url_scanner_ex.c"
+	{ passthru(STD_ARGS); goto state_next_arg; }
+#line 575 "ext/standard/url_scanner_ex.c"
 yy32:
-		++YYCURSOR;
+	++YYCURSOR;
 #line 318 "ext/standard/url_scanner_ex.re"
-		{ --YYCURSOR; STATE = STATE_ARG; goto state_arg; }
-#line 587 "ext/standard/url_scanner_ex.c"
+	{ --YYCURSOR; STATE = STATE_ARG; goto state_arg; }
+#line 580 "ext/standard/url_scanner_ex.c"
 yy34:
-		++YYCURSOR;
+	++YYCURSOR;
 #line 319 "ext/standard/url_scanner_ex.re"
-		{ passthru(STD_ARGS); goto state_plain_begin; }
-#line 592 "ext/standard/url_scanner_ex.c"
+	{ passthru(STD_ARGS); goto state_plain_begin; }
+#line 585 "ext/standard/url_scanner_ex.c"
 yy36:
-		++YYCURSOR;
-		if(YYLIMIT == YYCURSOR) YYFILL(1);
-		yych = *YYCURSOR;
+	++YYCURSOR;
+	if (YYLIMIT <= YYCURSOR) YYFILL(1);
+	yych = *YYCURSOR;
 yy37:
-		if(yybm[0+yych] & 128) {
-			goto yy36;
-		}
-		goto yy31;
+	if (yybm[0+yych] & 128) {
+		goto yy36;
 	}
+	goto yy31;
 }
 #line 320 "ext/standard/url_scanner_ex.re"
 
 
 state_arg:
 	start = YYCURSOR;
+
+#line 602 "ext/standard/url_scanner_ex.c"
 {
+	YYCTYPE yych;
 	static const unsigned char yybm[] = {
 		  0,   0,   0,   0,   0,   0,   0,   0, 
 		  0,   0,   0,   0,   0,   0,   0,   0, 
@@ -640,46 +635,44 @@ state_arg:
 		  0,   0,   0,   0,   0,   0,   0,   0, 
 		  0,   0,   0,   0,   0,   0,   0,   0, 
 	};
-
-#line 645 "ext/standard/url_scanner_ex.c"
-	{
-		YYCTYPE yych;
-		if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
-		yych = *YYCURSOR;
-		if(yych <= '@') goto yy42;
-		if(yych <= 'Z') goto yy40;
-		if(yych <= '`') goto yy42;
-		if(yych >= '{') goto yy42;
+	if ((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
+	yych = *YYCURSOR;
+	if (yych <= '@') goto yy42;
+	if (yych <= 'Z') goto yy40;
+	if (yych <= '`') goto yy42;
+	if (yych >= '{') goto yy42;
 yy40:
-		++YYCURSOR;
-		yych = *YYCURSOR;
-		goto yy45;
+	++YYCURSOR;
+	yych = *YYCURSOR;
+	goto yy45;
 yy41:
 #line 325 "ext/standard/url_scanner_ex.re"
-		{ passthru(STD_ARGS); handle_arg(STD_ARGS); STATE = STATE_BEFORE_VAL; goto state_before_val; }
-#line 661 "ext/standard/url_scanner_ex.c"
+	{ passthru(STD_ARGS); handle_arg(STD_ARGS); STATE = STATE_BEFORE_VAL; goto state_before_val; }
+#line 652 "ext/standard/url_scanner_ex.c"
 yy42:
-		++YYCURSOR;
+	++YYCURSOR;
 #line 326 "ext/standard/url_scanner_ex.re"
-		{ passthru(STD_ARGS); STATE = STATE_NEXT_ARG; goto state_next_arg; }
-#line 666 "ext/standard/url_scanner_ex.c"
+	{ passthru(STD_ARGS); STATE = STATE_NEXT_ARG; goto state_next_arg; }
+#line 657 "ext/standard/url_scanner_ex.c"
 yy44:
-		++YYCURSOR;
-		if(YYLIMIT == YYCURSOR) YYFILL(1);
-		yych = *YYCURSOR;
+	++YYCURSOR;
+	if (YYLIMIT <= YYCURSOR) YYFILL(1);
+	yych = *YYCURSOR;
 yy45:
-		if(yybm[0+yych] & 128) {
-			goto yy44;
-		}
-		goto yy41;
+	if (yybm[0+yych] & 128) {
+		goto yy44;
 	}
+	goto yy41;
 }
 #line 327 "ext/standard/url_scanner_ex.re"
 
 
 state_before_val:
 	start = YYCURSOR;
+
+#line 674 "ext/standard/url_scanner_ex.c"
 {
+	YYCTYPE yych;
 	static const unsigned char yybm[] = {
 		  0,   0,   0,   0,   0,   0,   0,   0, 
 		  0,   0,   0,   0,   0,   0,   0,   0, 
@@ -714,52 +707,47 @@ state_before_val:
 		  0,   0,   0,   0,   0,   0,   0,   0, 
 		  0,   0,   0,   0,   0,   0,   0,   0, 
 	};
-
-#line 719 "ext/standard/url_scanner_ex.c"
-	{
-		YYCTYPE yych;
-		if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
-		yych = *YYCURSOR;
-		if(yych == ' ') goto yy48;
-		if(yych == '=') goto yy50;
-		goto yy52;
+	if ((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
+	yych = *YYCURSOR;
+	if (yych == ' ') goto yy48;
+	if (yych == '=') goto yy50;
+	goto yy52;
 yy48:
-		yych = *(YYMARKER = ++YYCURSOR);
-		if(yych == ' ') goto yy55;
-		if(yych == '=') goto yy53;
+	yych = *(YYMARKER = ++YYCURSOR);
+	if (yych == ' ') goto yy55;
+	if (yych == '=') goto yy53;
 yy49:
 #line 333 "ext/standard/url_scanner_ex.re"
-		{ --YYCURSOR; goto state_next_arg_begin; }
-#line 734 "ext/standard/url_scanner_ex.c"
+	{ --YYCURSOR; goto state_next_arg_begin; }
+#line 723 "ext/standard/url_scanner_ex.c"
 yy50:
-		++YYCURSOR;
-		yych = *YYCURSOR;
-		goto yy54;
+	++YYCURSOR;
+	yych = *YYCURSOR;
+	goto yy54;
 yy51:
 #line 332 "ext/standard/url_scanner_ex.re"
-		{ passthru(STD_ARGS); STATE = STATE_VAL; goto state_val; }
-#line 742 "ext/standard/url_scanner_ex.c"
+	{ passthru(STD_ARGS); STATE = STATE_VAL; goto state_val; }
+#line 731 "ext/standard/url_scanner_ex.c"
 yy52:
-		yych = *++YYCURSOR;
-		goto yy49;
+	yych = *++YYCURSOR;
+	goto yy49;
 yy53:
-		++YYCURSOR;
-		if(YYLIMIT == YYCURSOR) YYFILL(1);
-		yych = *YYCURSOR;
+	++YYCURSOR;
+	if (YYLIMIT <= YYCURSOR) YYFILL(1);
+	yych = *YYCURSOR;
 yy54:
-		if(yybm[0+yych] & 128) {
-			goto yy53;
-		}
-		goto yy51;
-yy55:
-		++YYCURSOR;
-		if(YYLIMIT == YYCURSOR) YYFILL(1);
-		yych = *YYCURSOR;
-		if(yych == ' ') goto yy55;
-		if(yych == '=') goto yy53;
-		YYCURSOR = YYMARKER;
-		goto yy49;
+	if (yybm[0+yych] & 128) {
+		goto yy53;
 	}
+	goto yy51;
+yy55:
+	++YYCURSOR;
+	if (YYLIMIT <= YYCURSOR) YYFILL(1);
+	yych = *YYCURSOR;
+	if (yych == ' ') goto yy55;
+	if (yych == '=') goto yy53;
+	YYCURSOR = YYMARKER;
+	goto yy49;
 }
 #line 334 "ext/standard/url_scanner_ex.re"
 
@@ -767,7 +755,10 @@ yy55:
 
 state_val:
 	start = YYCURSOR;
+
+#line 760 "ext/standard/url_scanner_ex.c"
 {
+	YYCTYPE yych;
 	static const unsigned char yybm[] = {
 		248, 248, 248, 248, 248, 248, 248, 248, 
 		248, 160, 160, 248, 248, 160, 248, 248, 
@@ -802,119 +793,114 @@ state_val:
 		248, 248, 248, 248, 248, 248, 248, 248, 
 		248, 248, 248, 248, 248, 248, 248, 248, 
 	};
-
-#line 807 "ext/standard/url_scanner_ex.c"
-	{
-		YYCTYPE yych;
-		if((YYLIMIT - YYCURSOR) < 3) YYFILL(3);
-		yych = *YYCURSOR;
-		if(yych <= ' ') {
-			if(yych <= 0x0C) {
-				if(yych <= 0x08) goto yy63;
-				if(yych <= 0x0A) goto yy64;
-				goto yy63;
-			} else {
-				if(yych <= 0x0D) goto yy64;
-				if(yych <= 0x1F) goto yy63;
-				goto yy64;
-			}
+	if ((YYLIMIT - YYCURSOR) < 3) YYFILL(3);
+	yych = *YYCURSOR;
+	if (yych <= ' ') {
+		if (yych <= '\f') {
+			if (yych <= 0x08) goto yy63;
+			if (yych <= '\n') goto yy64;
+			goto yy63;
 		} else {
-			if(yych <= '&') {
-				if(yych != '"') goto yy63;
-			} else {
-				if(yych <= '\'') goto yy62;
-				if(yych == '>') goto yy64;
-				goto yy63;
-			}
+			if (yych <= '\r') goto yy64;
+			if (yych <= 0x1F) goto yy63;
+			goto yy64;
 		}
-		yych = *(YYMARKER = ++YYCURSOR);
-		goto yy77;
+	} else {
+		if (yych <= '&') {
+			if (yych != '"') goto yy63;
+		} else {
+			if (yych <= '\'') goto yy62;
+			if (yych == '>') goto yy64;
+			goto yy63;
+		}
+	}
+	yych = *(YYMARKER = ++YYCURSOR);
+	goto yy77;
 yy61:
 #line 342 "ext/standard/url_scanner_ex.re"
-		{ handle_val(STD_ARGS, 0, ' '); goto state_next_arg_begin; }
-#line 836 "ext/standard/url_scanner_ex.c"
+	{ handle_val(STD_ARGS, 0, ' '); goto state_next_arg_begin; }
+#line 823 "ext/standard/url_scanner_ex.c"
 yy62:
-		yych = *(YYMARKER = ++YYCURSOR);
-		goto yy69;
+	yych = *(YYMARKER = ++YYCURSOR);
+	goto yy69;
 yy63:
-		yych = *++YYCURSOR;
-		goto yy67;
+	yych = *++YYCURSOR;
+	goto yy67;
 yy64:
-		++YYCURSOR;
+	++YYCURSOR;
 #line 343 "ext/standard/url_scanner_ex.re"
-		{ passthru(STD_ARGS); goto state_next_arg_begin; }
-#line 847 "ext/standard/url_scanner_ex.c"
+	{ passthru(STD_ARGS); goto state_next_arg_begin; }
+#line 834 "ext/standard/url_scanner_ex.c"
 yy66:
-		++YYCURSOR;
-		if(YYLIMIT == YYCURSOR) YYFILL(1);
-		yych = *YYCURSOR;
+	++YYCURSOR;
+	if (YYLIMIT <= YYCURSOR) YYFILL(1);
+	yych = *YYCURSOR;
 yy67:
-		if(yybm[0+yych] & 8) {
-			goto yy66;
-		}
-		goto yy61;
+	if (yybm[0+yych] & 8) {
+		goto yy66;
+	}
+	goto yy61;
 yy68:
-		YYMARKER = ++YYCURSOR;
-		if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
-		yych = *YYCURSOR;
+	YYMARKER = ++YYCURSOR;
+	if ((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
+	yych = *YYCURSOR;
 yy69:
-		if(yybm[0+yych] & 16) {
-			goto yy68;
-		}
-		if(yych <= '&') goto yy72;
-		if(yych >= '(') goto yy61;
-		++YYCURSOR;
-		if(yybm[0+(yych = *YYCURSOR)] & 8) {
-			goto yy66;
-		}
+	if (yybm[0+yych] & 16) {
+		goto yy68;
+	}
+	if (yych <= '&') goto yy72;
+	if (yych >= '(') goto yy61;
+	++YYCURSOR;
+	if (yybm[0+(yych = *YYCURSOR)] & 8) {
+		goto yy66;
+	}
 yy71:
 #line 341 "ext/standard/url_scanner_ex.re"
-		{ handle_val(STD_ARGS, 1, '\''); goto state_next_arg_begin; }
-#line 874 "ext/standard/url_scanner_ex.c"
+	{ handle_val(STD_ARGS, 1, '\''); goto state_next_arg_begin; }
+#line 861 "ext/standard/url_scanner_ex.c"
 yy72:
-		++YYCURSOR;
-		if(YYLIMIT == YYCURSOR) YYFILL(1);
-		yych = *YYCURSOR;
-		if(yybm[0+yych] & 32) {
-			goto yy72;
-		}
-		if(yych <= '=') goto yy75;
+	++YYCURSOR;
+	if (YYLIMIT <= YYCURSOR) YYFILL(1);
+	yych = *YYCURSOR;
+	if (yybm[0+yych] & 32) {
+		goto yy72;
+	}
+	if (yych <= '=') goto yy75;
 yy74:
-		YYCURSOR = YYMARKER;
-		goto yy61;
+	YYCURSOR = YYMARKER;
+	goto yy61;
 yy75:
-		yych = *++YYCURSOR;
-		goto yy71;
+	yych = *++YYCURSOR;
+	goto yy71;
 yy76:
-		YYMARKER = ++YYCURSOR;
-		if((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
-		yych = *YYCURSOR;
+	YYMARKER = ++YYCURSOR;
+	if ((YYLIMIT - YYCURSOR) < 2) YYFILL(2);
+	yych = *YYCURSOR;
 yy77:
-		if(yybm[0+yych] & 64) {
-			goto yy76;
-		}
-		if(yych <= '!') goto yy80;
-		if(yych >= '#') goto yy61;
-		++YYCURSOR;
-		if(yybm[0+(yych = *YYCURSOR)] & 8) {
-			goto yy66;
-		}
+	if (yybm[0+yych] & 64) {
+		goto yy76;
+	}
+	if (yych <= '!') goto yy80;
+	if (yych >= '#') goto yy61;
+	++YYCURSOR;
+	if (yybm[0+(yych = *YYCURSOR)] & 8) {
+		goto yy66;
+	}
 yy79:
 #line 340 "ext/standard/url_scanner_ex.re"
-		{ handle_val(STD_ARGS, 1, '"'); goto state_next_arg_begin; }
-#line 906 "ext/standard/url_scanner_ex.c"
+	{ handle_val(STD_ARGS, 1, '"'); goto state_next_arg_begin; }
+#line 893 "ext/standard/url_scanner_ex.c"
 yy80:
-		++YYCURSOR;
-		if(YYLIMIT == YYCURSOR) YYFILL(1);
-		yych = *YYCURSOR;
-		if(yybm[0+yych] & 128) {
-			goto yy80;
-		}
-		if(yych >= '>') goto yy74;
-		++YYCURSOR;
-		yych = *YYCURSOR;
-		goto yy79;
+	++YYCURSOR;
+	if (YYLIMIT <= YYCURSOR) YYFILL(1);
+	yych = *YYCURSOR;
+	if (yybm[0+yych] & 128) {
+		goto yy80;
 	}
+	if (yych >= '>') goto yy74;
+	++YYCURSOR;
+	yych = *YYCURSOR;
+	goto yy79;
 }
 #line 344 "ext/standard/url_scanner_ex.re"