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.

Date of Patent:
Mar. 20, 2012

Filed:

Feb. 14, 2008
Applicant:

Vineet Kahlon, Princeton, NJ (US);

Inventor:

Vineet Kahlon, Princeton, NJ (US);

Assignee:

NEC Laboratories America, Inc., Princeton, NJ (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 9/44 (2006.01); G06F 9/45 (2006.01);
U.S. Cl.
CPC ...
Abstract

A system and method for pointer analysis for computer program verification includes forming a subset or cluster of pointers from pointers in a program by applying increasingly accurate alias analyses in a cascaded fashion such that each analysis works on a subset of pointers generated by a previous analysis's results. Aliases are computed for any pointer by computing aliases in the subsets in parallel instead of an entire program. For carrying out context and flow-sensitive alias analysis, function summaries are computed on small subsets in a top-down manner based on the points-to hierarchy which reduces the sizes of the summaries.


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