Download PDF by Tony Hoare (auth.), Peter Müller (eds.): Advanced Lectures on Software Engineering: LASER Summer

By Tony Hoare (auth.), Peter Müller (eds.)

ISBN-10: 3642130097

ISBN-13: 9783642130090

Software defects result in huge, immense expenses for the software program and society as an entire. whereas trying out turns out to be useful to discover insects, it's inadequate to teach the absence of definite types of error or software satisfies its specification. Such excessive degrees of software program caliber could be accomplished via software program verification, that's, by means of proving the correctness of a application with admire to its specification. software program verification has obvious great growth over the past decade; it is still an energetic learn subject and is now additionally changing into more and more renowned between practitioners. This educational comprises chosen papers from the LASER summer time colleges 2007 and 2008, either one of which inquisitive about correctness - utilized software program Verification in 2007 and Concurrency and Correctness in 2008. subject matters lined contain verification of fine-grain concurrency and transactions, the news version for concurrent object-oriented programming, the Spec# programming and verification approach, verification within the prototype verification process PVS, and multi-core chip design.

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Extra info for Advanced Lectures on Software Engineering: LASER Summer School 2007/2008

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This name captures what SCOOP is all about – a simple object-oriented programming model for concurrency. SCOOP is simple because it introduces only few new concepts on top of an object-oriented programming model. This makes SCOOP simple to understand. SCOOP is simple because it helps to avoid common correctness and liveness issues due to improper synchronization. SCOOP is also simple because a class does not need to be annotated with synchronization code before it can be used in a concurrent program.

C). Definition 13 (Explicit type of the void reference). , ⊥, NONE ). 4 Expanded Types Every object is either of reference type or of expanded type. Instances of classes annotated with the keyword expanded are objects of expanded type. Other objects are of reference type. The difference between the two categories affects the semantics of attachment. An attachment of an object of a reference type to an entity stores the reference to the object in the entity. An attachment of an object of expanded type copies the object and attaches it to the entity.

The processor denoted by this explicit processor specification is the same processor as the one of the object referenced by e. Explicit processor tags support precise reasoning about object locality. Entities declared with the same processor tag represent objects handled by the same processor. The type system takes advantage of this information to support safe attachments and safe feature calls. A qualified explicit processor specification can only be defined on a non-writable entity of attached type to facilitate static type checking.

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Advanced Lectures on Software Engineering: LASER Summer School 2007/2008 by Tony Hoare (auth.), Peter Müller (eds.)

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