Index: trunk/utils.c
===================================================================
--- trunk/utils.c	(revision 903)
+++ trunk/utils.c	(revision 917)
@@ -176,5 +176,5 @@
 #endif
 			case ZEND_JMP:
-				assert(Z_OP(opline->op1).jmp_addr >= op_array->opcodes && Z_OP(opline->op1).jmp_addr - op_array->opcodes < op_array->last);
+				assert(Z_OP(opline->op1).jmp_addr >= op_array->opcodes && (zend_uint) (Z_OP(opline->op1).jmp_addr - op_array->opcodes) < op_array->last);
 				Z_OP(opline->op1).opline_num = Z_OP(opline->op1).jmp_addr - op_array->opcodes;
 				break;
@@ -189,5 +189,5 @@
 			case ZEND_JMP_SET_VAR:
 #endif
-				assert(Z_OP(opline->op2).jmp_addr >= op_array->opcodes && Z_OP(opline->op2).jmp_addr - op_array->opcodes < op_array->last);
+				assert(Z_OP(opline->op2).jmp_addr >= op_array->opcodes && (zend_uint) (Z_OP(opline->op2).jmp_addr - op_array->opcodes) < op_array->last);
 				Z_OP(opline->op2).opline_num = Z_OP(opline->op2).jmp_addr - op_array->opcodes;
 				break;