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:
Nov. 05, 2013

Filed:

Jan. 15, 2010
Applicants:

Bernhard F. Scholz, Sydney, AU;

Cristina N. Cifuentes, Forest Lake, AU;

Nathan Robert Albert Keynes, Kuraby, AU;

Inventors:

Bernhard F. Scholz, Sydney, AU;

Cristina N. Cifuentes, Forest Lake, AU;

Nathan Robert Albert Keynes, Kuraby, AU;

Assignee:

Oracle America, Inc., Redwood City, CA (US);

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

A method for overflow detection using partial evaluations. The method includes obtaining a section of code from a source code file stored on a storage device, analyzing the section of code to identify a buffer with an index, determining a plurality of statements that are statically-computable and dependent on the index of the buffer, and generating a code segment including the plurality of statements. The method further includes replacing an access statement of the plurality of statements with a conditional statement returning true when bounds of the buffer are exceeded, where the access statement uses the index to access the buffer, adding an unconditional statement returning false to the code segment, and executing the code segment on a computer processor to obtain a determination of whether the bounds of the buffer are exceeded.


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