The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 07, 2014
Filed:
Dec. 13, 2011
Rei Odaira, Kanagawa-ken, JP;
Rei Odaira, Kanagawa-ken, JP;
International Business Machines Corporation, Armonk, NY (US);
Abstract
The present invention provides a technique for analyzing a pointer. The technique is characterized in detecting whether or not an object for which it is desired to detect an access position escapes to at least one method which is a caller of a method which generates the identified object (a first caller method) or at least one method which is called by the method which generates the identified object (a first callee method), and preparing a load node in a point-to graph and updating the point-to graph on condition that a field of at least one object in the point-to graph is reachable from the first caller method or the first callee method and the field is in a state of not pointing to an object in the point-to graph.