Fixed compilation warnings

36 files changed, 109 insertions, 102 deletions

diff --git a/ext/mysqlnd/mysqlnd_connection.c b/ext/mysqlnd/mysqlnd_connection.c
index bb582dbf6a..701bc282e1 100644
--- a/ext/mysqlnd/mysqlnd_connection.c
+++ b/ext/mysqlnd/mysqlnd_connection.c
@@ -620,7 +620,7 @@ MYSQLND_METHOD(mysqlnd_conn_data, connect)(MYSQLND_CONN_DATA * conn,
 
 	DBG_INF_FMT("host=%s user=%s db=%s port=%u flags=%u persistent=%u state=%u",
 				hostname.s?hostname.s:"", username.s?username.s:"", database.s?database.s:"", port, mysql_flags,
-				conn? conn->persistent:0, conn? GET_CONNECTION_STATE(&conn->state):-1);
+				conn? conn->persistent:0, conn? (int)GET_CONNECTION_STATE(&conn->state):-1);
 
 	if (GET_CONNECTION_STATE(&conn->state) > CONN_ALLOCED) {
 		DBG_INF("Connecting on a connected handle.");
diff --git a/ext/mysqlnd/mysqlnd_plugin.c b/ext/mysqlnd/mysqlnd_plugin.c
index b90081a0ef..7e1e378578 100644
--- a/ext/mysqlnd/mysqlnd_plugin.c
+++ b/ext/mysqlnd/mysqlnd_plugin.c
@@ -60,6 +60,7 @@ static struct st_mysqlnd_typeii_plugin_example mysqlnd_example_plugin =
 		}
 	},
 	NULL,	/* methods */
+	0
 };
 
 
diff --git a/ext/mysqlnd/mysqlnd_ps_codec.c b/ext/mysqlnd/mysqlnd_ps_codec.c
index d989101060..086866d1ae 100644
--- a/ext/mysqlnd/mysqlnd_ps_codec.c
+++ b/ext/mysqlnd/mysqlnd_ps_codec.c
@@ -184,7 +184,7 @@ ps_fetch_float(zval * zv, const MYSQLND_FIELD * const field, const unsigned int
 # define NOT_FIXED_DEC 31
 #endif
 
-	dval = mysql_float_to_double(fval, (field->decimals >= NOT_FIXED_DEC) ? -1 : field->decimals);
+	dval = mysql_float_to_double(fval, (field->decimals >= NOT_FIXED_DEC) ? -1 : (int)field->decimals);
 
 	ZVAL_DOUBLE(zv, dval);
 	DBG_VOID_RETURN;
diff --git a/ext/mysqlnd/mysqlnd_wireprotocol.c b/ext/mysqlnd/mysqlnd_wireprotocol.c
index 825c56feae..48b64c19f0 100644
--- a/ext/mysqlnd/mysqlnd_wireprotocol.c
+++ b/ext/mysqlnd/mysqlnd_wireprotocol.c
@@ -1611,7 +1611,7 @@ php_mysqlnd_rowp_read_binary_protocol(MYSQLND_MEMORY_POOL_CHUNK * row_buffer, zv
 		MYSQLND_INC_CONN_STATISTIC_W_VALUE2(stats, statistic, 1,
 										STAT_BYTES_RECEIVED_PURE_DATA_PS,
 										(Z_TYPE_P(current_field) == IS_STRING)?
-											Z_STRLEN_P(current_field) : (p - orig_p));
+											Z_STRLEN_P(current_field) : (size_t)(p - orig_p));
 
 		if (!((bit<<=1) & 255)) {
 			bit = 1;	/* to the following byte */
diff --git a/ext/pgsql/pgsql.c b/ext/pgsql/pgsql.c
index c4dfe2ed9d..4ae0ae63ea 100644
--- a/ext/pgsql/pgsql.c
+++ b/ext/pgsql/pgsql.c
@@ -6528,7 +6528,7 @@ PHP_FUNCTION(pg_convert)
 }
 /* }}} */
 
-static int do_exec(smart_str *querystr, int expect, PGconn *pg_link, zend_ulong opt) /* {{{ */
+static int do_exec(smart_str *querystr, ExecStatusType expect, PGconn *pg_link, zend_ulong opt) /* {{{ */
 {
 	if (opt & PGSQL_DML_ASYNC) {
 		if (PQsendQuery(pg_link, ZSTR_VAL(querystr->s))) {
diff --git a/ext/phar/phar.c b/ext/phar/phar.c
index 66da7c81c9..81596423ff 100644
--- a/ext/phar/phar.c
+++ b/ext/phar/phar.c
@@ -1030,7 +1030,7 @@ static int phar_parse_pharfile(php_stream *fp, char *fname, int fname_len, char
 			PHAR_GET_32(buffer, len);
 		}
 	}
-	if(len > endbuffer - buffer) {
+	if(len > (size_t)(endbuffer - buffer)) {
 		MAPPHAR_FAIL("internal corruption of phar \"%s\" (trying to read past buffer end)");
 	}
 	if (phar_parse_metadata(&buffer, &mydata->metadata, len) == FAILURE) {
@@ -1071,7 +1071,7 @@ static int phar_parse_pharfile(php_stream *fp, char *fname, int fname_len, char
 			entry.manifest_pos = manifest_index;
 		}
 
-		if (entry.filename_len + 20 > endbuffer - buffer) {
+		if (entry.filename_len + 20 > (size_t)(endbuffer - buffer)) {
 			MAPPHAR_FAIL("internal corruption of phar \"%s\" (truncated manifest entry)");
 		}
 
@@ -1113,7 +1113,7 @@ static int phar_parse_pharfile(php_stream *fp, char *fname, int fname_len, char
 		} else {
 			entry.metadata_len = 0;
 		}
-		if (len > endbuffer - buffer) {
+		if (len > (size_t)(endbuffer - buffer)) {
 			pefree(entry.filename, entry.is_persistent);
 			MAPPHAR_FAIL("internal corruption of phar \"%s\" (truncated manifest entry)");
 		}
diff --git a/ext/shmop/shmop.c b/ext/shmop/shmop.c
index d647790aa0..e65df7f790 100644
--- a/ext/shmop/shmop.c
+++ b/ext/shmop/shmop.c
@@ -305,7 +305,7 @@ PHP_FUNCTION(shmop_size)
 PHP_FUNCTION(shmop_write)
 {
 	struct php_shmop *shmop;
-	int writesize;
+	zend_long writesize;
 	zend_long offset;
 	zend_string *data;
 	zval *shmid;
@@ -328,7 +328,7 @@ PHP_FUNCTION(shmop_write)
 		RETURN_FALSE;
 	}
 
-	writesize = (ZSTR_LEN(data) < shmop->size - offset) ? ZSTR_LEN(data) : shmop->size - offset;
+	writesize = ((zend_long)ZSTR_LEN(data) < shmop->size - offset) ? (zend_long)ZSTR_LEN(data) : shmop->size - offset;
 	memcpy(shmop->addr + offset, ZSTR_VAL(data), writesize);
 
 	RETURN_LONG(writesize);
diff --git a/ext/snmp/snmp.c b/ext/snmp/snmp.c
index 7c4faa6cf3..cb48a0da22 100644
--- a/ext/snmp/snmp.c
+++ b/ext/snmp/snmp.c
@@ -2077,12 +2077,11 @@ static HashTable *php_snmp_get_properties(zval *object)
 	HashTable *props;
 	zval rv;
 	zend_string *key;
-	zend_ulong num_key;
 
 	obj = Z_SNMP_P(object);
 	props = zend_std_get_properties(object);
 
-	ZEND_HASH_FOREACH_KEY_PTR(&php_snmp_properties, num_key, key, hnd) {
+	ZEND_HASH_FOREACH_STR_KEY_PTR(&php_snmp_properties, key, hnd) {
 		if (!hnd->read_func || hnd->read_func(obj, &rv) != SUCCESS) {
 			ZVAL_NULL(&rv);
 		}
diff --git a/ext/soap/php_sdl.c b/ext/soap/php_sdl.c
index fdbd6d19af..f3d3aa88db 100644
--- a/ext/soap/php_sdl.c
+++ b/ext/soap/php_sdl.c
@@ -177,7 +177,7 @@ encodePtr get_encoder_ex(sdlPtr sdl, const char *nscat, int len)
 	return NULL;
 }
 
-sdlBindingPtr get_binding_from_type(sdlPtr sdl, int type)
+sdlBindingPtr get_binding_from_type(sdlPtr sdl, sdlBindingType type)
 {
 	sdlBindingPtr binding;
 
@@ -227,7 +227,7 @@ static int is_wsdl_element(xmlNodePtr node)
 void sdl_set_uri_credentials(sdlCtx *ctx, char *uri)
 {
 	char *s;
-	int l1, l2;
+	size_t l1, l2;
 	zval context;
 	zval *header = NULL;
 
@@ -235,11 +235,11 @@ void sdl_set_uri_credentials(sdlCtx *ctx, char *uri)
 	s = strstr(ctx->sdl->source, "://");
 	if (!s) return;
 	s = strchr(s+3, '/');
-	l1 = s ? (s - ctx->sdl->source) : strlen(ctx->sdl->source);
+	l1 = s ? (size_t)(s - ctx->sdl->source) : strlen(ctx->sdl->source);
 	s = strstr((char*)uri, "://");
 	if (!s) return;
 	s = strchr(s+3, '/');
-	l2 = s ? (s - (char*)uri) : strlen((char*)uri);
+	l2 = s ? (size_t)(s - (char*)uri) : strlen((char*)uri);
 	if (l1 != l2) {
 		/* check for http://...:80/ */
 		if (l1 > 11 &&
@@ -3156,7 +3156,7 @@ sdlPtr get_sdl(zval *this_ptr, char *uri, zend_long cache_wsdl)
 	char  fn[MAXPATHLEN];
 	sdlPtr sdl = NULL;
 	char* old_error_code = SOAP_GLOBAL(error_code);
-	int uri_len = 0;
+	size_t uri_len = 0;
 	php_stream_context *context=NULL;
 	zval *tmp, *proxy_host, *proxy_port, orig_context, new_context;
 	smart_str headers = {0};
@@ -3329,7 +3329,7 @@ cache_in_memory:
 				SOAP_GLOBAL(mem_cache) = malloc(sizeof(HashTable));
 				zend_hash_init(SOAP_GLOBAL(mem_cache), 0, NULL, delete_psdl, 1);
 			} else if (SOAP_GLOBAL(cache_limit) > 0 &&
-			           SOAP_GLOBAL(cache_limit) <= zend_hash_num_elements(SOAP_GLOBAL(mem_cache))) {
+			           SOAP_GLOBAL(cache_limit) <= (zend_long)zend_hash_num_elements(SOAP_GLOBAL(mem_cache))) {
 				/* in-memory cache overflow */
 				sdl_cache_bucket *q;
 				time_t latest = t;
diff --git a/ext/soap/php_sdl.h b/ext/soap/php_sdl.h
index f905b508cd..26ca5c7d17 100644
--- a/ext/soap/php_sdl.h
+++ b/ext/soap/php_sdl.h
@@ -260,7 +260,7 @@ encodePtr get_encoder_from_prefix(sdlPtr sdl, xmlNodePtr data, const xmlChar *ty
 encodePtr get_encoder(sdlPtr sdl, const char *ns, const char *type);
 encodePtr get_encoder_ex(sdlPtr sdl, const char *nscat, int len);
 
-sdlBindingPtr get_binding_from_type(sdlPtr sdl, int type);
+sdlBindingPtr get_binding_from_type(sdlPtr sdl, sdlBindingType type);
 sdlBindingPtr get_binding_from_name(sdlPtr sdl, char *name, char *ns);
 
 void delete_sdl(void *handle);
diff --git a/ext/soap/soap.c b/ext/soap/soap.c
index 885116e2e9..23bbfb6e84 100644
--- a/ext/soap/soap.c
+++ b/ext/soap/soap.c
@@ -2157,7 +2157,7 @@ static void soap_error_handler(int error_num, const char *error_filename, const
 			zval fault;
 			char* code = SOAP_GLOBAL(error_code);
 			char buffer[1024];
-			int buffer_len;
+			size_t buffer_len;
 #ifdef va_copy
 			va_list argcopy;
 #endif
@@ -2172,7 +2172,7 @@ static void soap_error_handler(int error_num, const char *error_filename, const
 			buffer_len = vslprintf(buffer, sizeof(buffer)-1, format, args);
 #endif
 			buffer[sizeof(buffer)-1]=0;
-			if (buffer_len > sizeof(buffer) - 1 || buffer_len < 0) {
+			if (buffer_len > sizeof(buffer) - 1 || buffer_len == (size_t)-1) {
 				buffer_len = sizeof(buffer) - 1;
 			}
 
@@ -2238,7 +2238,7 @@ static void soap_error_handler(int error_num, const char *error_filename, const
 				!service->send_errors) {
 				strcpy(buffer, "Internal Error");
 			} else {
-				int buffer_len;
+				size_t buffer_len;
 				zval outbuflen;
 
 #ifdef va_copy
@@ -2249,7 +2249,7 @@ static void soap_error_handler(int error_num, const char *error_filename, const
 				buffer_len = vslprintf(buffer, sizeof(buffer)-1, format, args);
 #endif
 				buffer[sizeof(buffer)-1]=0;
-				if (buffer_len > sizeof(buffer) - 1 || buffer_len < 0) {
+				if (buffer_len > sizeof(buffer) - 1 || buffer_len == (size_t)-1) {
 					buffer_len = sizeof(buffer) - 1;
 				}
 
diff --git a/ext/sockets/conversions.c b/ext/sockets/conversions.c
index 892442a88f..46286a468d 100644
--- a/ext/sockets/conversions.c
+++ b/ext/sockets/conversions.c
@@ -225,7 +225,7 @@ static unsigned from_array_iterate(const zval *arr,
 	/* Note i starts at 1, not 0! */
 	i = 1;
 	ZEND_HASH_FOREACH_VAL(Z_ARRVAL_P(arr), elem) {
-		if (snprintf(buf, sizeof(buf), "element #%u", i) >= sizeof(buf)) {
+		if ((size_t)snprintf(buf, sizeof(buf), "element #%u", i) >= sizeof(buf)) {
 			memcpy(buf, "element", sizeof("element"));
 		}
 		zend_llist_add_element(&ctx->keys, &bufp);
@@ -937,7 +937,7 @@ static void from_zval_write_control_array(const zval *arr, char *msghdr_c, ser_c
 			break;
 		}
 
-		if (snprintf(buf, sizeof(buf), "element #%u", (unsigned)i++) >= sizeof(buf)) {
+		if ((size_t)snprintf(buf, sizeof(buf), "element #%u", (unsigned)i++) >= sizeof(buf)) {
 			memcpy(buf, "element", sizeof("element"));
 		}
 		zend_llist_add_element(&ctx->keys, &bufp);
@@ -1019,7 +1019,7 @@ static void to_zval_read_control_array(const char *msghdr_c, zval *zv, res_conte
 		ZVAL_NULL(&tmp);
 		elem = zend_hash_next_index_insert(Z_ARRVAL_P(zv), &tmp);
 
-		if (snprintf(buf, sizeof(buf), "element #%u", (unsigned)i++) >= sizeof(buf)) {
+		if ((size_t)snprintf(buf, sizeof(buf), "element #%u", (unsigned)i++) >= sizeof(buf)) {
 			memcpy(buf, "element", sizeof("element"));
 		}
 		zend_llist_add_element(&ctx->keys, &bufp);
@@ -1061,7 +1061,7 @@ static void from_zval_write_msghdr_buffer_size(const zval *elem, char *msghdr_c,
 		return;
 	}
 
-	if (lval < 0 || lval > MAX_USER_BUFF_SIZE) {
+	if (lval < 0 || (zend_ulong)lval > MAX_USER_BUFF_SIZE) {
 		do_from_zval_err(ctx, "the buffer size must be between 1 and " ZEND_LONG_FMT "; "
 				"given " ZEND_LONG_FMT, (zend_long)MAX_USER_BUFF_SIZE, lval);
 		return;
@@ -1236,7 +1236,7 @@ static void from_zval_write_ifindex(const zval *zv, char *uinteger, ser_context
 	unsigned ret = 0;
 
 	if (Z_TYPE_P(zv) == IS_LONG) {
-		if (Z_LVAL_P(zv) < 0 || Z_LVAL_P(zv) > UINT_MAX) { /* allow 0 (unspecified interface) */
+		if (Z_LVAL_P(zv) < 0 || (zend_ulong)Z_LVAL_P(zv) > UINT_MAX) { /* allow 0 (unspecified interface) */
 			do_from_zval_err(ctx, "the interface index cannot be negative or "
 					"larger than %u; given " ZEND_LONG_FMT, UINT_MAX, Z_LVAL_P(zv));
 		} else {
diff --git a/ext/sockets/multicast.c b/ext/sockets/multicast.c
index 75984ec323..fec762adf6 100644
--- a/ext/sockets/multicast.c
+++ b/ext/sockets/multicast.c
@@ -90,7 +90,7 @@ static int php_get_if_index_from_zval(zval *val, unsigned *out)
 	int ret;
 
 	if (Z_TYPE_P(val) == IS_LONG) {
-		if (Z_LVAL_P(val) < 0 || Z_LVAL_P(val) > UINT_MAX) {
+		if (Z_LVAL_P(val) < 0 || (zend_ulong)Z_LVAL_P(val) > UINT_MAX) {
 			php_error_docref(NULL, E_WARNING,
 				"the interface index cannot be negative or larger than %u;"
 				" given " ZEND_LONG_FMT, UINT_MAX, Z_LVAL_P(val));
diff --git a/ext/sockets/sendrecvmsg.c b/ext/sockets/sendrecvmsg.c
index 72d8cfc47e..330645598d 100644
--- a/ext/sockets/sendrecvmsg.c
+++ b/ext/sockets/sendrecvmsg.c
@@ -304,8 +304,8 @@ PHP_FUNCTION(socket_cmsg_space)
 		return;
 	}
 
-	if (entry->var_el_size > 0 && n > (ZEND_LONG_MAX - (zend_long)entry->size -
-			(zend_long)CMSG_SPACE(0) - 15L) / entry->var_el_size) {
+	if (entry->var_el_size > 0 && n > (zend_long)((ZEND_LONG_MAX - entry->size -
+			CMSG_SPACE(0) - 15L) / entry->var_el_size)) {
 		/* the -15 is to account for any padding CMSG_SPACE may add after the data */
 		php_error_docref0(NULL, E_WARNING, "The value for the "
 				"third argument (" ZEND_LONG_FMT ") is too large", n);
diff --git a/ext/sockets/sockaddr_conv.c b/ext/sockets/sockaddr_conv.c
index 1ce109ee8c..57996612d2 100644
--- a/ext/sockets/sockaddr_conv.c
+++ b/ext/sockets/sockaddr_conv.c
@@ -66,7 +66,7 @@ int php_set_inet6_addr(struct sockaddr_in6 *sin6, char *string, php_socket *php_
 		unsigned scope_id = 0;
 
 		if (IS_LONG == is_numeric_string(scope, strlen(scope), &lval, &dval, 0)) {
-			if (lval > 0 && lval <= UINT_MAX) {
+			if (lval > 0 && (zend_ulong)lval <= UINT_MAX) {
 				scope_id = lval;
 			}
 		} else {
diff --git a/ext/sockets/sockets.c b/ext/sockets/sockets.c
index c289b0f9a3..c23f984720 100644
--- a/ext/sockets/sockets.c
+++ b/ext/sockets/sockets.c
@@ -1659,9 +1659,9 @@ PHP_FUNCTION(socket_send)
 		RETURN_FALSE;
 	}
 
-	retval = send(php_sock->bsd_socket, buf, (buf_len < len ? buf_len : len), flags);
+	retval = send(php_sock->bsd_socket, buf, (buf_len < (size_t)len ? buf_len : (size_t)len), flags);
 
-	if (retval == -1) {
+	if (retval == (size_t)-1) {
 		PHP_SOCKET_ERROR(php_sock, "unable to write to socket", errno);
 		RETURN_FALSE;
 	}
@@ -1827,7 +1827,7 @@ PHP_FUNCTION(socket_sendto)
 			s_un.sun_family = AF_UNIX;
 			snprintf(s_un.sun_path, 108, "%s", addr);
 
-			retval = sendto(php_sock->bsd_socket, buf, (len > buf_len) ? buf_len : len,	flags, (struct sockaddr *) &s_un, SUN_LEN(&s_un));
+			retval = sendto(php_sock->bsd_socket, buf, ((size_t)len > buf_len) ? buf_len : (size_t)len,	flags, (struct sockaddr *) &s_un, SUN_LEN(&s_un));
 			break;
 
 		case AF_INET:
@@ -1843,7 +1843,7 @@ PHP_FUNCTION(socket_sendto)
 				RETURN_FALSE;
 			}
 
-			retval = sendto(php_sock->bsd_socket, buf, (len > buf_len) ? buf_len : len, flags, (struct sockaddr *) &sin, sizeof(sin));
+			retval = sendto(php_sock->bsd_socket, buf, ((size_t)len > buf_len) ? buf_len : (size_t)len, flags, (struct sockaddr *) &sin, sizeof(sin));
 			break;
 #if HAVE_IPV6
 		case AF_INET6:
@@ -1859,7 +1859,7 @@ PHP_FUNCTION(socket_sendto)
 				RETURN_FALSE;
 			}
 
-			retval = sendto(php_sock->bsd_socket, buf, (len > buf_len) ? buf_len : len, flags, (struct sockaddr *) &sin6, sizeof(sin6));
+			retval = sendto(php_sock->bsd_socket, buf, ((size_t)len > buf_len) ? buf_len : (size_t)len, flags, (struct sockaddr *) &sin6, sizeof(sin6));
 			break;
 #endif
 		default:
diff --git a/ext/standard/array.c b/ext/standard/array.c
index 4dba1a15f3..dd18f07ba6 100644
--- a/ext/standard/array.c
+++ b/ext/standard/array.c
@@ -2286,7 +2286,7 @@ long_str:
 
 		Z_TYPE_INFO(tmp) = IS_LONG;
 		if (low > high) { 		/* Negative steps */
-			if (low - high < lstep) {
+			if ((zend_ulong)(low - high) < lstep) {
 				err = 1;
 				goto err;
 			}
@@ -2300,7 +2300,7 @@ long_str:
 				}
 			} ZEND_HASH_FILL_END();
 		} else if (high > low) { 	/* Positive steps */
-			if (high - low < lstep) {
+			if ((zend_ulong)(high - low) < lstep) {
 				err = 1;
 				goto err;
 			}
@@ -2336,7 +2336,7 @@ static void php_array_data_shuffle(zval *array) /* {{{ */
 	Bucket *p, temp;
 	HashTable *hash;
 	zend_long rnd_idx;
-	uint32_t n_left;
+	zend_long n_left;
 
 	n_elems = zend_hash_num_elements(Z_ARRVAL_P(array));
 
@@ -2429,12 +2429,12 @@ PHP_FUNCTION(shuffle)
 }
 /* }}} */
 
-static void php_splice(HashTable *in_hash, int offset, int length, HashTable *replace, HashTable *removed) /* {{{ */
+static void php_splice(HashTable *in_hash, zend_long offset, zend_long length, HashTable *replace, HashTable *removed) /* {{{ */
 {
 	HashTable 	 out_hash;			/* Output hashtable */
-	int			 num_in,			/* Number of entries in the input hashtable */
-				 pos;				/* Current position in the hashtable */
-	uint         idx;
+	zend_long	 num_in;			/* Number of entries in the input hashtable */
+	zend_long	 pos;				/* Current position in the hashtable */
+	uint32_t     idx;
 	Bucket		*p;					/* Pointer to hash bucket */
 	zval		*entry;				/* Hash entry */
 	uint32_t    iter_pos = zend_hash_iterators_lower_pos(in_hash, 0);
@@ -2473,7 +2473,7 @@ static void php_splice(HashTable *in_hash, int offset, int length, HashTable *re
 			zend_hash_add_new(&out_hash, p->key, entry);
 		}
 		if (idx == iter_pos) {
-			if (idx != pos) {
+			if ((zend_long)idx != pos) {
 				zend_hash_iterators_update(in_hash, idx, pos);
 			}
 			iter_pos = zend_hash_iterators_lower_pos(in_hash, iter_pos + 1);
@@ -2543,7 +2543,7 @@ static void php_splice(HashTable *in_hash, int offset, int length, HashTable *re
 			zend_hash_add_new(&out_hash, p->key, entry);
 		}
 		if (idx == iter_pos) {
-			if (idx != pos) {
+			if ((zend_long)idx != pos) {
 				zend_hash_iterators_update(in_hash, idx, pos);
 			}
 			iter_pos = zend_hash_iterators_lower_pos(in_hash, iter_pos + 1);
@@ -2902,7 +2902,7 @@ PHP_FUNCTION(array_splice)
 	}
 
 	/* Perform splice */
-	php_splice(Z_ARRVAL_P(array), (int)offset, (int)length, repl_array ? Z_ARRVAL_P(repl_array) : NULL, rem_hash);
+	php_splice(Z_ARRVAL_P(array), offset, length, repl_array ? Z_ARRVAL_P(repl_array) : NULL, rem_hash);
 }
 /* }}} */
 
@@ -3047,7 +3047,7 @@ PHPAPI int php_array_merge_recursive(HashTable *dest, HashTable *src) /* {{{ */
 					convert_to_array_ex(dest_zval);
 					add_next_index_null(dest_zval);
 				} else if (Z_TYPE_P(dest_zval) == IS_ARRAY) {
-					if (UNEXPECTED(Z_ARRVAL_P(dest_zval)->nNextFreeElement > Z_ARRVAL_P(dest_zval)->nNumUsed)) {
+					if (UNEXPECTED(Z_ARRVAL_P(dest_zval)->nNextFreeElement > (zend_long)Z_ARRVAL_P(dest_zval)->nNumUsed)) {
 						Z_ARRVAL_P(dest_zval)->nNextFreeElement = Z_ARRVAL_P(dest_zval)->nNumUsed;
 					}
 				} else {
@@ -4954,7 +4954,7 @@ PHP_FUNCTION(array_multisort)
 	/* Make sure the arrays are of the same size. */
 	array_size = zend_hash_num_elements(Z_ARRVAL_P(arrays[0]));
 	for (i = 0; i < num_arrays; i++) {
-		if (zend_hash_num_elements(Z_ARRVAL_P(arrays[i])) != array_size) {
+		if (zend_hash_num_elements(Z_ARRVAL_P(arrays[i])) != (uint32_t)array_size) {
 			php_error_docref(NULL, E_WARNING, "Array sizes are inconsistent");
 			MULTISORT_ABORT;
 		}
diff --git a/ext/standard/basic_functions.c b/ext/standard/basic_functions.c
index 5a0d0a5d78..439c0fdbae 100644
--- a/ext/standard/basic_functions.c
+++ b/ext/standard/basic_functions.c
@@ -5138,7 +5138,8 @@ ZEND_API void php_get_highlight_struct(zend_syntax_highlighter_ini *syntax_highl
 PHP_FUNCTION(highlight_file)
 {
 	char *filename;
-	size_t filename_len, ret;
+	size_t filename_len;
+	int ret;
 	zend_syntax_highlighter_ini syntax_highlighter_ini;
 	zend_bool i = 0;
 
@@ -5181,7 +5182,7 @@ PHP_FUNCTION(php_strip_whitespace)
 	char *filename;
 	size_t filename_len;
 	zend_lex_state original_lex_state;
-	zend_file_handle file_handle = {{0}};
+	zend_file_handle file_handle;
 
 	if (zend_parse_parameters(ZEND_NUM_ARGS(), "p", &filename, &filename_len) == FAILURE) {
 		RETURN_FALSE;
@@ -5189,6 +5190,7 @@ PHP_FUNCTION(php_strip_whitespace)
 
 	php_output_start_default();
 
+	memset(&file_handle, 0, sizeof(file_handle));
 	file_handle.type = ZEND_HANDLE_FILENAME;
 	file_handle.filename = filename;
 	file_handle.free_filename = 0;
diff --git a/ext/standard/browscap.c b/ext/standard/browscap.c
index f47478a241..c283ebc6b9 100644
--- a/ext/standard/browscap.c
+++ b/ext/standard/browscap.c
@@ -73,7 +73,7 @@ static void browscap_entry_dtor_persistent(zval *zvalue) /* {{{ */ {
 
 static void convert_browscap_pattern(zval *pattern, int persistent) /* {{{ */
 {
-	int i, j=0;
+	size_t i, j=0;
 	char *t;
 	zend_string *res;
 	char *lc_pattern;
@@ -216,7 +216,7 @@ static void php_browscap_parser_cb(zval *arg1, zval *arg2, zval *arg3, int callb
 
 static int browscap_read_file(char *filename, browser_data *browdata, int persistent) /* {{{ */
 {
-	zend_file_handle fh = {{0}};
+	zend_file_handle fh;
 
 	if (filename == NULL || filename[0] == '\0') {
 		return FAILURE;
@@ -232,6 +232,7 @@ static int browscap_read_file(char *filename, browser_data *browdata, int persis
 									 :browscap_entry_dtor_request),
 			persistent, 0);
 
+	memset(&fh, 0, sizeof(fh));
 	fh.handle.fp = VCWD_FOPEN(filename, "r");
 	fh.opened_path = NULL;
 	fh.free_filename = 0;
diff --git a/ext/standard/crypt_freesec.c b/ext/standard/crypt_freesec.c
index dddab62a61..ba11bf98e8 100644
--- a/ext/standard/crypt_freesec.c
+++ b/ext/standard/crypt_freesec.c
@@ -626,7 +626,7 @@ _crypt_extended_r(const char *key, const char *setting,
 	 * and padding with zeros.
 	 */
 	q = (u_char *) keybuf;
-	while (q - (u_char *) keybuf < sizeof(keybuf)) {
+	while ((size_t)(q - (u_char *) keybuf) < sizeof(keybuf)) {
 		*q++ = *key << 1;
 		if (*key)
 			key++;
@@ -667,7 +667,7 @@ _crypt_extended_r(const char *key, const char *setting,
 			 * And XOR with the next 8 characters of the key.
 			 */
 			q = (u_char *) keybuf;
-			while (q - (u_char *) keybuf < sizeof(keybuf) && *key)
+			while ((size_t)(q - (u_char *) keybuf) < sizeof(keybuf) && *key)
 				*q++ ^= *key++ << 1;
 
 			if (des_setkey((char *) keybuf, data))
diff --git a/ext/standard/dir.c b/ext/standard/dir.c
index 8e0766127d..222c993c65 100644
--- a/ext/standard/dir.c
+++ b/ext/standard/dir.c
@@ -439,7 +439,7 @@ PHP_FUNCTION(glob)
 	size_t pattern_len;
 	zend_long flags = 0;
 	glob_t globbuf;
-	int n;
+	size_t n;
 	int ret;
 	zend_bool basedir_limit = 0;
 
diff --git a/ext/standard/exec.c b/ext/standard/exec.c
index a73d0b4e6e..6436a29278 100644
--- a/ext/standard/exec.c
+++ b/ext/standard/exec.c
@@ -54,14 +54,14 @@
 #include <limits.h>
 #endif
 
-static int cmd_max_len;
+static size_t cmd_max_len;
 
 /* {{{ PHP_MINIT_FUNCTION(exec) */
 PHP_MINIT_FUNCTION(exec)
 {
 #ifdef _SC_ARG_MAX
 	cmd_max_len = sysconf(_SC_ARG_MAX);
-	if (-1 == cmd_max_len) {
+	if ((size_t)-1 == cmd_max_len) {
 #ifdef _POSIX_ARG_MAX
 		cmd_max_len = _POSIX_ARG_MAX;
 #else
@@ -278,7 +278,7 @@ PHP_FUNCTION(passthru)
 */
 PHPAPI zend_string *php_escape_shell_cmd(char *str)
 {
-	register int x, y;
+	register size_t x, y;
 	size_t l = strlen(str);
 	uint64_t estimate = (2 * (uint64_t)l) + 1;
 	zend_string *cmd;
@@ -385,7 +385,7 @@ PHPAPI zend_string *php_escape_shell_cmd(char *str)
  */
 PHPAPI zend_string *php_escape_shell_arg(char *str)
 {
-	int x, y = 0;
+	size_t x, y = 0;
 	size_t l = strlen(str);
 	zend_string *cmd;
 	uint64_t estimate = (4 * (uint64_t)l) + 3;
diff --git a/ext/standard/file.c b/ext/standard/file.c
index dcd13fa9a3..d89093ffd1 100644
--- a/ext/standard/file.c
+++ b/ext/standard/file.c
@@ -576,7 +576,7 @@ PHP_FUNCTION(file_put_contents)
 	char *filename;
 	size_t filename_len;
 	zval *data;
-	zend_long numbytes = 0;
+	size_t numbytes = 0;
 	zend_long flags = 0;
 	zval *zcontext = NULL;
 	php_stream_context *context = NULL;
@@ -695,7 +695,7 @@ PHP_FUNCTION(file_put_contents)
 	}
 	php_stream_close(stream);
 
-	if (numbytes < 0) {
+	if (numbytes == (size_t)-1) {
 		RETURN_FALSE;
 	}
 
diff --git a/ext/standard/ftp_fopen_wrapper.c b/ext/standard/ftp_fopen_wrapper.c
index c85a506d97..41bed54658 100644
--- a/ext/standard/ftp_fopen_wrapper.c
+++ b/ext/standard/ftp_fopen_wrapper.c
@@ -828,11 +828,11 @@ static int php_stream_ftp_url_stat(php_stream_wrapper *wrapper, const char *url,
 		struct tm tm, tmbuf, *gmt;
 		time_t stamp;
 
-		while (p - tmp_line < sizeof(tmp_line) && !isdigit(*p)) {
+		while ((size_t)(p - tmp_line) < sizeof(tmp_line) && !isdigit(*p)) {
 			p++;
 		}
 
-		if (p - tmp_line > sizeof(tmp_line)) {
+		if ((size_t)(p - tmp_line) > sizeof(tmp_line)) {
 			goto mdtm_error;
 		}
 
@@ -1177,7 +1177,8 @@ static php_stream_wrapper_ops ftp_stream_wops = {
 	php_stream_ftp_unlink, /* unlink */
 	php_stream_ftp_rename, /* rename */
 	php_stream_ftp_mkdir,  /* mkdir */
-	php_stream_ftp_rmdir   /* rmdir */
+	php_stream_ftp_rmdir,  /* rmdir */
+	NULL
 };
 
 PHPAPI php_stream_wrapper php_stream_ftp_wrapper =	{
diff --git a/ext/standard/http_fopen_wrapper.c b/ext/standard/http_fopen_wrapper.c
index fd996d1763..ec57cab2b6 100644
--- a/ext/standard/http_fopen_wrapper.c
+++ b/ext/standard/http_fopen_wrapper.c
@@ -969,7 +969,8 @@ static php_stream_wrapper_ops http_stream_wops = {
 	NULL, /* unlink */
 	NULL, /* rename */
 	NULL, /* mkdir */
-	NULL  /* rmdir */
+	NULL, /* rmdir */
+	NULL
 };
 
 PHPAPI php_stream_wrapper php_stream_http_wrapper = {
diff --git a/ext/standard/iptc.c b/ext/standard/iptc.c
index 7e5a8987b4..04e51b00c1 100644
--- a/ext/standard/iptc.c
+++ b/ext/standard/iptc.c
@@ -191,7 +191,7 @@ PHP_FUNCTION(iptcembed)
 	zend_long spool = 0;
 	FILE *fp;
 	unsigned int marker, done = 0;
-	int inx;
+	size_t inx;
 	zend_string *spoolbuf = NULL;
 	unsigned char *poi = NULL;
 	zend_stat_t sb;
@@ -314,7 +314,7 @@ PHP_FUNCTION(iptcembed)
    Parse binary IPTC-data into associative array */
 PHP_FUNCTION(iptcparse)
 {
-	int inx = 0, len;
+	size_t inx = 0, len;
 	unsigned int tagsfound = 0;
 	unsigned char *buffer, recnum, dataset;
 	char *str, key[16];
@@ -358,7 +358,7 @@ PHP_FUNCTION(iptcparse)
 			inx += 2;
 		}
 
-		if ((len < 0) || (len > str_len) || (inx + len) > str_len) {
+		if ((len > str_len) || (inx + len) > str_len) {
 			break;
 		}
 
diff --git a/ext/standard/metaphone.c b/ext/standard/metaphone.c
index 73290e9d70..11968a6fb6 100644
--- a/ext/standard/metaphone.c
+++ b/ext/standard/metaphone.c
@@ -168,7 +168,7 @@ static char Lookahead(char *word, int how_far)
 static int metaphone(unsigned char *word, size_t word_len, zend_long max_phonemes, zend_string **phoned_word, int traditional)
 {
 	int w_idx = 0;				/* point in the phonization we're at. */
-	int p_idx = 0;				/* end of the phoned phrase */
+	size_t p_idx = 0;				/* end of the phoned phrase */
 	size_t max_buffer_len = 0;		/* maximum length of the destination buffer */
 
 /*-- Parameter checks --*/
@@ -265,7 +265,7 @@ static int metaphone(unsigned char *word, size_t word_len, zend_long max_phoneme
 
 	/* On to the metaphoning */
 	for (; Curr_Letter != '\0' &&
-		 (max_phonemes == 0 || Phone_Len < max_phonemes);
+		 (max_phonemes == 0 || Phone_Len < (size_t)max_phonemes);
 		 w_idx++) {
 		/* How many letters to skip because an eariler encoding handled
 		 * multiple letters */
diff --git a/ext/standard/pack.c b/ext/standard/pack.c
index 1d353d1743..1252f4286f 100644
--- a/ext/standard/pack.c
+++ b/ext/standard/pack.c
@@ -92,7 +92,7 @@ static int little_endian_longlong_map[8];
  */
 static void php_pack(zval *val, size_t size, int *map, char *output)
 {
-	int i;
+	size_t i;
 	char *v;
 
 	convert_to_long_ex(val);
@@ -112,13 +112,14 @@ static void php_pack(zval *val, size_t size, int *map, char *output)
 PHP_FUNCTION(pack)
 {
 	zval *argv = NULL;
-	int num_args = 0, i;
+	int num_args = 0;
+	size_t i;
 	int currentarg;
 	char *format;
 	size_t formatlen;
 	char *formatcodes;
 	int *formatargs;
-	int formatcount = 0;
+	size_t formatcount = 0;
 	int outputpos = 0, outputsize = 0;
 	zend_string *output;
 
@@ -334,7 +335,7 @@ PHP_FUNCTION(pack)
 			case 'a':
 			case 'A':
 			case 'Z': {
-				int arg_cp = (code != 'Z') ? arg : MAX(0, arg - 1);
+				size_t arg_cp = (code != 'Z') ? arg : MAX(0, arg - 1);
 
 				zend_string *str = zval_get_string(&argv[currentarg++]);
 
@@ -356,7 +357,7 @@ PHP_FUNCTION(pack)
 				char *v = ZSTR_VAL(str);
 
 				outputpos--;
-				if(arg > ZSTR_LEN(str)) {
+				if ((size_t)arg > ZSTR_LEN(str)) {
 					php_error_docref(NULL, E_WARNING, "Type %c: not enough characters in string", code);
 					arg = ZSTR_LEN(str);
 				}
@@ -519,7 +520,7 @@ static zend_long php_unpack(char *data, size_t size, int issigned, int *map)
 {
 	zend_long result;
 	char *cresult = (char *) &result;
-	int i;
+	size_t i;
 
 	result = issigned ? -1 : 0;
 
@@ -726,7 +727,7 @@ PHP_FUNCTION(unpack)
 				switch ((int) type) {
 					case 'a': {
 						/* a will not strip any trailing whitespace or null padding */
-						size_t len = inputlen - inputpos;	/* Remaining string */
+						zend_long len = inputlen - inputpos;	/* Remaining string */
 
 						/* If size was given take minimum of len and size */
 						if ((size >= 0) && (len > size)) {
@@ -768,7 +769,7 @@ PHP_FUNCTION(unpack)
 					case 'Z': {
 						/* Z will strip everything after the first null character */
 						char pad = '\0';
-						size_t	 s,
+						zend_long s,
 							 len = inputlen - inputpos;	/* Remaining string */
 
 						/* If size was given take minimum of len and size */
@@ -792,11 +793,11 @@ PHP_FUNCTION(unpack)
 
 					case 'h':
 					case 'H': {
-						size_t len = (inputlen - inputpos) * 2;	/* Remaining */
+						zend_long len = (inputlen - inputpos) * 2;	/* Remaining */
 						int nibbleshift = (type == 'h') ? 0 : 4;
 						int first = 1;
 						char *buf;
-						size_t ipos, opos;
+						zend_long ipos, opos;
 
 						/* If size was given take minimum of len and size */
 						if (size >= 0 && len > (size * 2)) {
diff --git a/ext/standard/password.c b/ext/standard/password.c
index 2a5cec3e93..d01ddb0563 100644
--- a/ext/standard/password.c
+++ b/ext/standard/password.c
@@ -194,7 +194,7 @@ PHP_FUNCTION(password_needs_rehash)
 
 	algo = php_password_determine_algo(hash, (size_t) hash_len);
 
-	if (algo != new_algo) {
+	if ((zend_long)algo != new_algo) {
 		RETURN_TRUE;
 	}
 
@@ -224,8 +224,8 @@ PHP_FUNCTION(password_needs_rehash)
 Verify a hash created using crypt() or password_hash() */
 PHP_FUNCTION(password_verify)
 {
-	int status = 0, i;
-	size_t password_len, hash_len;
+	int status = 0;
+	size_t i, password_len, hash_len;
 	char *password, *hash;
 	zend_string *ret;
 
diff --git a/ext/standard/php_fopen_wrapper.c b/ext/standard/php_fopen_wrapper.c
index 759a4f6a33..dbd0a3fba1 100644
--- a/ext/standard/php_fopen_wrapper.c
+++ b/ext/standard/php_fopen_wrapper.c
@@ -437,7 +437,8 @@ static php_stream_wrapper_ops php_stdio_wops = {
 	NULL, /* unlink */
 	NULL, /* rename */
 	NULL, /* mkdir */
-	NULL  /* rmdir */
+	NULL, /* rmdir */
+	NULL
 };
 
 PHPAPI php_stream_wrapper php_stream_php_wrapper =	{
diff --git a/ext/standard/php_incomplete_class.h b/ext/standard/php_incomplete_class.h
index ab5b3a3fd7..da262e8b58 100644
--- a/ext/standard/php_incomplete_class.h
+++ b/ext/standard/php_incomplete_class.h
@@ -43,7 +43,7 @@
 
 #define PHP_CLASS_ATTRIBUTES											\
 	zend_string *class_name;											\
-	zend_bool incomplete_class = 0
+	zend_bool incomplete_class ZEND_ATTRIBUTE_UNUSED = 0
 
 #define INCOMPLETE_CLASS "__PHP_Incomplete_Class"
 #define MAGIC_MEMBER "__PHP_Incomplete_Class_Name"
diff --git a/ext/standard/string.c b/ext/standard/string.c
index f5f0a24568..1efb266c82 100644
--- a/ext/standard/string.c
+++ b/ext/standard/string.c
@@ -978,7 +978,7 @@ PHP_FUNCTION(wordwrap)
 		newtext = zend_string_init(ZSTR_VAL(text), ZSTR_LEN(text), 0);
 
 		laststart = lastspace = 0;
-		for (current = 0; current < ZSTR_LEN(text); current++) {
+		for (current = 0; current < (zend_long)ZSTR_LEN(text); current++) {
 			if (ZSTR_VAL(text)[current] == breakchar[0]) {
 				laststart = lastspace = current + 1;
 			} else if (ZSTR_VAL(text)[current] == ' ') {
@@ -1010,7 +1010,7 @@ PHP_FUNCTION(wordwrap)
 		newtextlen = 0;
 
 		laststart = lastspace = 0;
-		for (current = 0; current < ZSTR_LEN(text); current++) {
+		for (current = 0; current < (zend_long)ZSTR_LEN(text); current++) {
 			if (chk <= 0) {
 				alloced += (size_t) (((ZSTR_LEN(text) - current + 1)/linelength + 1) * breakchar_len) + 1;
 				newtext = zend_string_extend(newtext, alloced, 0);
@@ -1754,7 +1754,7 @@ PHP_FUNCTION(pathinfo)
 
 		p = zend_memrchr(ZSTR_VAL(ret), '.', ZSTR_LEN(ret));
 
-		idx = p ? (p - ZSTR_VAL(ret)) : ZSTR_LEN(ret);
+		idx = p ? (p - ZSTR_VAL(ret)) : (ptrdiff_t)ZSTR_LEN(ret);
 		add_assoc_stringl(&tmp, "filename", ZSTR_VAL(ret), idx);
 	}
 
@@ -2131,7 +2131,7 @@ PHP_FUNCTION(strrpos)
 			RETURN_FALSE;
 		}
 		p = ZSTR_VAL(haystack);
-		if (-offset < needle_len) {
+		if ((size_t)-offset < needle_len) {
 			e = ZSTR_VAL(haystack) + ZSTR_LEN(haystack);
 		} else {
 			e = ZSTR_VAL(haystack) + ZSTR_LEN(haystack) + offset + needle_len;
@@ -2232,7 +2232,7 @@ PHP_FUNCTION(strripos)
 			RETURN_FALSE;
 		}
 		p = ZSTR_VAL(haystack_dup);
-		if (-offset < ZSTR_LEN(needle)) {
+		if ((size_t)-offset < ZSTR_LEN(needle)) {
 			e = ZSTR_VAL(haystack_dup) + ZSTR_LEN(haystack);
 		} else {
 			e = ZSTR_VAL(haystack_dup) + ZSTR_LEN(haystack) + offset + ZSTR_LEN(needle);
@@ -2412,7 +2412,7 @@ PHP_FUNCTION(substr)
 
 	if (f > (zend_long)ZSTR_LEN(str)) {
 		RETURN_FALSE;
-	} else if (f < 0 && -f > ZSTR_LEN(str)) {
+	} else if (f < 0 && (size_t)-f > ZSTR_LEN(str)) {
 		f = 0;
 	}
 
@@ -2518,7 +2518,7 @@ PHP_FUNCTION(substr_replace)
 				if (f < 0) {
 					f = 0;
 				}
-			} else if (f > Z_STRLEN_P(str)) {
+			} else if ((size_t)f > Z_STRLEN_P(str)) {
 				f = Z_STRLEN_P(str);
 			}
 			/* if "length" position is negative, set it to the length
@@ -2531,7 +2531,7 @@ PHP_FUNCTION(substr_replace)
 				}
 			}
 
-			if (l > Z_STRLEN_P(str) || (l < 0 && (size_t)(-l) > Z_STRLEN_P(str))) {
+			if ((size_t)l > Z_STRLEN_P(str) || (l < 0 && (size_t)(-l) > Z_STRLEN_P(str))) {
 				l = Z_STRLEN_P(str);
 			}
 
@@ -4212,8 +4212,8 @@ static void php_hebrev(INTERNAL_FUNCTION_PARAMETERS, int convert_newlines)
 	char *str;
 	char *heb_str, *tmp, *target;
 	size_t block_start, block_end, block_type, block_length, i;
-	zend_long max_chars=0;
-	size_t begin, end, char_count, orig_begin;
+	zend_long max_chars=0, char_count;
+	size_t begin, end, orig_begin;
 	size_t str_len;
 	zend_string *broken_str;
 
@@ -5324,7 +5324,7 @@ PHP_FUNCTION(substr_count)
 		if (length <= 0) {
 			length += (haystack_len - offset);
 		}
-		if ((length <= 0) || (length > (haystack_len - offset))) {
+		if ((length <= 0) || ((size_t)length > (haystack_len - offset))) {
 			php_error_docref(NULL, E_WARNING, "Invalid length value");
 			RETURN_FALSE;
 		}
@@ -5746,7 +5746,7 @@ PHP_FUNCTION(substr_compare)
 		RETURN_FALSE;
 	}
 
-	cmp_len = (size_t) (len ? len : MAX(ZSTR_LEN(s2), (ZSTR_LEN(s1) - offset)));
+	cmp_len = len ? (size_t)len : MAX(ZSTR_LEN(s2), (ZSTR_LEN(s1) - offset));
 
 	if (!cs) {
 		RETURN_LONG(zend_binary_strncmp(ZSTR_VAL(s1) + offset, (ZSTR_LEN(s1) - offset), ZSTR_VAL(s2), ZSTR_LEN(s2), cmp_len));
diff --git a/ext/standard/type.c b/ext/standard/type.c
index 529d666d02..5350e13ec5 100644
--- a/ext/standard/type.c
+++ b/ext/standard/type.c
@@ -416,7 +416,7 @@ PHP_FUNCTION(is_callable)
 		retval = zend_is_callable_ex(var, NULL, check_flags, &name, NULL, &error);
 		zval_dtor(callable_name);
 		//??? is it necessary to be consistent with old PHP ("\0" support)
-		if (UNEXPECTED(ZSTR_LEN(name)) != strlen(ZSTR_VAL(name))) {
+		if (UNEXPECTED(ZSTR_LEN(name) != strlen(ZSTR_VAL(name)))) {
 			ZVAL_STRINGL(callable_name, ZSTR_VAL(name), strlen(ZSTR_VAL(name)));
 			zend_string_release(name);
 		} else {
diff --git a/ext/standard/user_filters.c b/ext/standard/user_filters.c
index 4434fd1f0d..b31235b4f1 100644
--- a/ext/standard/user_filters.c
+++ b/ext/standard/user_filters.c
@@ -452,7 +452,7 @@ static void php_stream_bucket_attach(int append, INTERNAL_FUNCTION_PARAMETERS)
 		if (!bucket->own_buf) {
 			bucket = php_stream_bucket_make_writeable(bucket);
 		}
-		if ((int)bucket->buflen != Z_STRLEN_P(pzdata)) {
+		if (bucket->buflen != Z_STRLEN_P(pzdata)) {
 			bucket->buf = perealloc(bucket->buf, Z_STRLEN_P(pzdata), bucket->is_persistent);
 			bucket->buflen = Z_STRLEN_P(pzdata);
 		}
diff --git a/ext/sysvshm/sysvshm.c b/ext/sysvshm/sysvshm.c
index 55381dbbed..a0a2f039b2 100644
--- a/ext/sysvshm/sysvshm.c
+++ b/ext/sysvshm/sysvshm.c
@@ -169,7 +169,7 @@ PHP_FUNCTION(shm_attach)
 
 	/* get the id from a specified key or create new shared memory */
 	if ((shm_id = shmget(shm_key, 0, 0)) < 0) {
-		if (shm_size < sizeof(sysvshm_chunk_head)) {
+		if (shm_size < (zend_long)sizeof(sysvshm_chunk_head)) {
 			php_error_docref(NULL, E_WARNING, "failed for key 0x" ZEND_XLONG_FMT ": memorysize too small", shm_key);
 			efree(shm_list_ptr);
 			RETURN_FALSE;
diff --git a/ext/xml/xml.c b/ext/xml/xml.c
index fe29f2891d..bf497b2d7c 100644
--- a/ext/xml/xml.c
+++ b/ext/xml/xml.c
@@ -638,7 +638,7 @@ PHP_XML_API zend_string *xml_utf8_decode(const XML_Char *s, size_t len, const XM
 			c = '?';
 		}
 
-		ZSTR_VAL(str)[ZSTR_LEN(str)++] = decoder ? decoder(c) : c;
+		ZSTR_VAL(str)[ZSTR_LEN(str)++] = decoder ? (unsigned int)decoder(c) : c;
 	}
 	ZSTR_VAL(str)[ZSTR_LEN(str)] = '\0';
 	if (ZSTR_LEN(str) < len) {
@@ -864,7 +864,7 @@ void _xml_characterDataHandler(void *userData, const XML_Char *s, int len)
 		} 
 
 		if (!Z_ISUNDEF(parser->data)) {
-			int i;
+			size_t i;
 			int doprint = 0;
 			zend_string *decoded_value;