46 Typestate PPTs View free & download

Typestate Checking PowerPoint PPT Presentation

Typestate Checking - 'Extending Typestate Checking Using Conditional Liveness Analysis', Robert E. ... stronger analysis techniques must be used to handle conditional initialization. ...

'Extending Typestate Checking Using Conditional Liveness Analysis', Robert E. ... stronger analysis techniques must be used to handle conditional initialization. ...

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Lazy Abstraction PowerPoint PPT Presentation

Lazy Abstraction - Example. Legal. e=0. Error. e!=0. Library States. Interface. API. n0. n1. acq. rel. n2. acq. read ... Abstraction of library's internal state. Typestate Interpretation ...

Example. Legal. e=0. Error. e!=0. Library States. Interface. API. n0. n1. acq. rel. n2. acq. read ... Abstraction of library's internal state. Typestate Interpretation ...

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QVM - Use Case Example: Azureus. Over 160 million downloads. Azureus Resource Leaks ... [com/aelitis/azureus/.../ListView.handleResize(Z)V] died in state [UNDISPOSED] ...

Use Case Example: Azureus. Over 160 million downloads. Azureus Resource Leaks ... [com/aelitis/azureus/.../ListView.handleResize(Z)V] died in state [UNDISPOSED] ...

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Self: The Power of Simplicity David Ungar and Randall B. Smith PowerPoint PPT Presentation

Self: The Power of Simplicity David Ungar and Randall B. Smith - Add new code/evaluate exprs with no compilation required. Extraordinary ... 10-20 years ago, better than the best IDE today. Try it (Squeak) Self's Simplicity ...

Add new code/evaluate exprs with no compilation required. Extraordinary ... 10-20 years ago, better than the best IDE today. Try it (Squeak) Self's Simplicity ...

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Generating Precise and Concise Procedure Summaries PowerPoint PPT Presentation

Generating Precise and Concise Procedure Summaries - Leverage the structure of the micro-transformers. preconditions are disjoint and total ... Identified a class of (parametric) abstract domains and transformers ...

Leverage the structure of the micro-transformers. preconditions are disjoint and total ... Identified a class of (parametric) abstract domains and transformers ...

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Client-Driven Pointer Analysis PowerPoint PPT Presentation

Client-Driven Pointer Analysis - Client-Driven Pointer Analysis Samuel Z. Guyer Calvin Lin June 2003 T H E U N I V E R S I T Y O F T E X A S A T A U S T I N

Client-Driven Pointer Analysis Samuel Z. Guyer Calvin Lin June 2003 T H E U N I V E R S I T Y O F T E X A S A T A U S T I N

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Permissive Interfaces PowerPoint PPT Presentation

Permissive Interfaces - Permissive Interfaces Tom Henzinger Ranjit Jhala Rupak Majumdar A Problem with Program Analysis Modular Program Analysis Modular Program Analysis What is an Interface ?

Permissive Interfaces Tom Henzinger Ranjit Jhala Rupak Majumdar A Problem with Program Analysis Modular Program Analysis Modular Program Analysis What is an Interface ?

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Self: The Power of Simplicity David Ungar and Randall B. Smith - Self: The Power of Simplicity David Ungar and Randall B. Smith Presenter: Jonathan Aldrich 15-819 History: Smalltalk First modern OO language Alan Kay ...

Self: The Power of Simplicity David Ungar and Randall B. Smith Presenter: Jonathan Aldrich 15-819 History: Smalltalk First modern OO language Alan Kay ...

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QVM - Use Case Example: Azureus. Over 160 million downloads. Azureus Resource Leaks ... Azureus Example. class ListView extends ... { private Image imgView = null; ...

Use Case Example: Azureus. Over 160 million downloads. Azureus Resource Leaks ... Azureus Example. class ListView extends ... { private Image imgView = null; ...

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Generating Precise and Concise Procedure Summaries - Restrict the representation of transformers. covers all basic statements ... Abstract transformer tr operates pointwise. on individual access paths using trAP: ...

Restrict the representation of transformers. covers all basic statements ... Abstract transformer tr operates pointwise. on individual access paths using trAP: ...

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Generating Precise and Concise Procedure Summaries - 3. Our Framework. abstract domain & transformers. bar(...) { foo(); summary. of foo. summary ... the representation of transformers. covers all basic statements ...

3. Our Framework. abstract domain & transformers. bar(...) { foo(); summary. of foo. summary ... the representation of transformers. covers all basic statements ...

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Specifying and Checking Stateful Software Interfaces (Lecture 3) PowerPoint PPT Presentation

Specifying and Checking Stateful Software Interfaces (Lecture 3) - By default, every predicate on a frame means true. Sliding method semantics ... Open method must change frames from closed' to open' ...

By default, every predicate on a frame means true. Sliding method semantics ... Open method must change frames from closed' to open' ...

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Permissive Interfaces - Disallows calls to write. Useless for Modular Program Analysis. Static e=0, a=NULL, x=0; ... Permissive: Legal Call Sequences Interface. Modular Analysis: ...

Disallows calls to write. Useless for Modular Program Analysis. Static e=0, a=NULL, x=0; ... Permissive: Legal Call Sequences Interface. Modular Analysis: ...

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Lazy Abstraction - A Problem with Program Analysis. Whole Program Analysis not always possible ... Sanity Check. API. n0. n1. acq /x. rel /x. n2. acq/x. write. read. write. read. rel/x ...

A Problem with Program Analysis. Whole Program Analysis not always possible ... Sanity Check. API. n0. n1. acq /x. rel /x. n2. acq/x. write. read. write. read. rel/x ...

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Safe Kernel Extensions Without RunTime Checking PowerPoint PPT Presentation

Safe Kernel Extensions Without RunTime Checking - EROS. Robust, mature, capability-based operating system derived from KeyKOS ... The EROS expert on the project was easily able to use the tool MOPS. Did They ...

EROS. Robust, mature, capability-based operating system derived from KeyKOS ... The EROS expert on the project was easily able to use the tool MOPS. Did They ...

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Objects and Aspects: Wrapup PowerPoint PPT Presentation

Objects and Aspects: Wrapup - Boogie. Aspect-aware interfaces. Open modules. Model checking aspects. Empirical Studies ... Developing AOP constructs that are more modular and/or less brittle ...

Boogie. Aspect-aware interfaces. Open modules. Model checking aspects. Empirical Studies ... Developing AOP constructs that are more modular and/or less brittle ...

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Speeding Up Dataflow Analysis Using Flow-Insensitive Pointer Analysis PowerPoint PPT Presentation

Speeding Up Dataflow Analysis Using Flow-Insensitive Pointer Analysis - ... Value Flow into a VFG Summary Application 1: ESP ESP Function Summaries Reduce Location Set ESP Example ESP Example ESP Results Application 2: ...

... Value Flow into a VFG Summary Application 1: ESP ESP Function Summaries Reduce Location Set ESP Example ESP Example ESP Results Application 2: ...

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Objects and Aspects: What we PowerPoint PPT Presentation

Objects and Aspects: What we - Cecil, EML, Aspects. Strengths. Can evolve system without ... Merging structural & nominal (Cecil) Can this be simulated by in-place inheritance extension? ...

Cecil, EML, Aspects. Strengths. Can evolve system without ... Merging structural & nominal (Cecil) Can this be simulated by in-place inheritance extension? ...

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Finding Programming Errors Earlier by Evaluating Runtime Monitors AheadofTime - Finding Programming Errors Earlier by Evaluating Runtime Monitors AheadofTime

Finding Programming Errors Earlier by Evaluating Runtime Monitors AheadofTime

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Deriving%20formal%20specifications%20(almost)%20automatically PowerPoint PPT Presentation

Deriving%20formal%20specifications%20(almost)%20automatically - Deriving formal specifications (almost) automatically. Glenn Ammons and Ras Bodik ... well automated (SLAM, Spin, type checkers, Vault) Program abstractors ...

Deriving formal specifications (almost) automatically. Glenn Ammons and Ras Bodik ... well automated (SLAM, Spin, type checkers, Vault) Program abstractors ...

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On the I/O Streams Challenge Problem PowerPoint PPT Presentation

On the I/O Streams Challenge Problem - even though they are lots of work! 1/4 of text of typical C program is for types ... rwnone as rwread == error 'File in unreadable state. ...

even though they are lots of work! 1/4 of text of typical C program is for types ... rwnone as rwread == error 'File in unreadable state. ...

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15819 Objects and Aspects: Language Support for Extensibility and Evolvability PowerPoint PPT Presentation

15819 Objects and Aspects: Language Support for Extensibility and Evolvability - Develop open research questions. Course Topics. Object-oriented programming ... Ask open-ended questions. You're not giving a lecture! Why Objects? ...

Develop open research questions. Course Topics. Object-oriented programming ... Ask open-ended questions. You're not giving a lecture! Why Objects? ...

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Materialization%20in%20Shape%20Analysis%20with%20Structural%20Invariant%20Checkers PowerPoint PPT Presentation

Materialization%20in%20Shape%20Analysis%20with%20Structural%20Invariant%20Checkers - Good abstraction is program-specific. shape analyzer. developer 'purple. list segment' ... An automated shape analysis with a memory abstraction parameterized ...

Good abstraction is program-specific. shape analyzer. developer 'purple. list segment' ... An automated shape analysis with a memory abstraction parameterized ...

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Using Data Groups to Specify and Check Side Effects PowerPoint PPT Presentation

Using Data Groups to Specify and Check Side Effects - { var n := v.cnt; push(st, 3); assert (n=v.cnt); w(st, st.vec) Problem: st.vec ... then s != t.f. In particular, since w(st, v) can modify st.contents, then v ! ...

{ var n := v.cnt; push(st, 3); assert (n=v.cnt); w(st, st.vec) Problem: st.vec ... then s != t.f. In particular, since w(st, v) can modify st.contents, then v ! ...

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Shape Analysis with Structural Invariant Checkers PowerPoint PPT Presentation

Shape Analysis with Structural Invariant Checkers - ... on the developer-supplied checkers. Targeted for Usability ... analysis with a memory abstraction based on invariant checkers. ... 10. Checkers as ...

... on the developer-supplied checkers. Targeted for Usability ... analysis with a memory abstraction based on invariant checkers. ... 10. Checkers as ...

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Efficient and Extensible Security Enforcement Using Dynamic Data Flow Analysis PowerPoint PPT Presentation

Efficient and Extensible Security Enforcement Using Dynamic Data Flow Analysis - Taint: TaintCheck, Dytan, LIFT, GIFT, etc. Language: JiF, Cyclone ... LIFT: 7.9X for compute-bound programs [Qin06] Improving Efficiency ...

Taint: TaintCheck, Dytan, LIFT, GIFT, etc. Language: JiF, Cyclone ... LIFT: 7.9X for compute-bound programs [Qin06] Improving Efficiency ...

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ClientDriven Pointer Analysis - Custom Policy. 9. Analysis framework. Iterative dataflow analysis ... Custom Policy. 11. Monitor. Runs alongside main analysis. Monitors information loss ...

Custom Policy. 9. Analysis framework. Iterative dataflow analysis ... Custom Policy. 11. Monitor. Runs alongside main analysis. Monitors information loss ...

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How to find lots of bugs by checking program belief systems PowerPoint PPT Presentation

How to find lots of bugs by checking program belief systems - How to find lots of bugs by checking program belief systems Dawson Engler David Chen, Seth Hallem, Ben Chelf, Andy Chou Stanford University ...

How to find lots of bugs by checking program belief systems Dawson Engler David Chen, Seth Hallem, Ben Chelf, Andy Chou Stanford University ...

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Finding%20bugs%20with%20system-specific%20static%20analysis PowerPoint PPT Presentation

Finding%20bugs%20with%20system-specific%20static%20analysis - This talk is about how you can find lots of bugs in real code by making compilers aggressively system specific Finding bugs with system-specific static analysis

This talk is about how you can find lots of bugs in real code by making compilers aggressively system specific Finding bugs with system-specific static analysis

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Joining Dataflow with Predicates PowerPoint PPT Presentation

Joining Dataflow with Predicates - Tracks values of program variables and heap ... created at each heap allocation call. To bound the number of names, equivalence classes defined for heap names ...

Tracks values of program variables and heap ... created at each heap allocation call. To bound the number of names, equivalence classes defined for heap names ...

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OOPSLA 05 - Monday, 8:30, 1 hour 30 minutes, San Diego ... Are We Doomed? Reframing the Discussion ... Panel: Are We Doomed? some points mentioned. Teach about design. ...

Monday, 8:30, 1 hour 30 minutes, San Diego ... Are We Doomed? Reframing the Discussion ... Panel: Are We Doomed? some points mentioned. Teach about design. ...

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Employing decision procedures for automatic analysis and verification of heapmanipulating programs PowerPoint PPT Presentation

Employing decision procedures for automatic analysis and verification of heapmanipulating programs - programmer. x is not null. x and y are disjoint lists. x is acyclic ... ask the programmer. use specifications. preconditions, postconditions, loop invariants ...

programmer. x is not null. x and y are disjoint lists. x is acyclic ... ask the programmer. use specifications. preconditions, postconditions, loop invariants ...

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Programming Languages: Design, Specification, and Implementation PowerPoint PPT Presentation

Programming Languages: Design, Specification, and Implementation - Tombstones: Extra level of indirection. Nulled out when object deallocated ... Disadvantages: speed, can't collect tombstone. Key/lock. Each pointer has address key ...

Tombstones: Extra level of indirection. Nulled out when object deallocated ... Disadvantages: speed, can't collect tombstone. Key/lock. Each pointer has address key ...

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Dependent Feature Analysis PowerPoint PPT Presentation

Dependent Feature Analysis - Research funded by DARPA under contract F33615-00-C-1697. Initial vision ... scissors. integrated cell phone. mp3s. Synchronization. Short-circuited success ...

Research funded by DARPA under contract F33615-00-C-1697. Initial vision ... scissors. integrated cell phone. mp3s. Synchronization. Short-circuited success ...

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IDE Dataflow Analysis in the Presence of Large ObjectOriented Libraries PowerPoint PPT Presentation

IDE Dataflow Analysis in the Presence of Large ObjectOriented Libraries - 2. PRESTO: Program Analyses and Software Tools Research Group, Ohio State University ... Computed through composition and meet of transformers ...

2. PRESTO: Program Analyses and Software Tools Research Group, Ohio State University ... Computed through composition and meet of transformers ...

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Materialization in Shape Analysis with Structural Invariant Checkers PowerPoint PPT Presentation

Materialization in Shape Analysis with Structural Invariant Checkers - Scalability: Finding right level of abstraction difficult ... An automated shape analysis with a memory abstraction parameterized by invariant checkers. ...

Scalability: Finding right level of abstraction difficult ... An automated shape analysis with a memory abstraction parameterized by invariant checkers. ...

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ADO.NET 2.0 - ADO.NET 2.0 Captator Tlf: 8620 4242 www.captator.dk Henrik Lykke Nielsen Softwarearkitekt, Microsoft Regional Director for Denmark lykke@captator.dk

ADO.NET 2.0 Captator Tlf: 8620 4242 www.captator.dk Henrik Lykke Nielsen Softwarearkitekt, Microsoft Regional Director for Denmark lykke@captator.dk

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Auditing the Development of Web-Based Applications PowerPoint PPT Presentation

Auditing the Development of Web-Based Applications - Title: Auditing the Development of Web-Based Applications Author: Jian L. Zhen Last modified by: Jian L. Zhen Created Date: 8/13/1998 8:06:42 PM Document presentation ...

Title: Auditing the Development of Web-Based Applications Author: Jian L. Zhen Last modified by: Jian L. Zhen Created Date: 8/13/1998 8:06:42 PM Document presentation ...

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Aila Puttonen PowerPoint PPT Presentation

Aila Puttonen - Title: PowerPoint-esitys Author: Aila Puttonen Last modified by: TY Created Date: 1/23/2005 8:04:16 PM Document presentation format: Mukautettu Other titles

Title: PowerPoint-esitys Author: Aila Puttonen Last modified by: TY Created Date: 1/23/2005 8:04:16 PM Document presentation format: Mukautettu Other titles

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How to find lots of bugs with system-specific static analysis PowerPoint PPT Presentation

How to find lots of bugs with system-specific static analysis - This talk is about how you can find lots of bugs in real code by making compilers aggressively system specific How to find lots of bugs with system-specific static ...

This talk is about how you can find lots of bugs in real code by making compilers aggressively system specific How to find lots of bugs with system-specific static ...

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Artifact Measurement and Software Assurance PowerPoint PPT Presentation

Artifact Measurement and Software Assurance - MSIT E-Business (Shamos) Learning-by-doing mentor-based instruction ... Michael Shamos. Jim Herbsleb. Affiliate Faculty. Tuomas Sandholm. Bill Hefley. Jane Siegel ...

MSIT E-Business (Shamos) Learning-by-doing mentor-based instruction ... Michael Shamos. Jim Herbsleb. Affiliate Faculty. Tuomas Sandholm. Bill Hefley. Jane Siegel ...

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How to find lots of bugs by checking program belief systems - Can look for redundancy in general: deadcode elim is an error finder. ... Can cross-correlate: free is on error path, has dealloc in name, etc, bump up ranking. ...

Can look for redundancy in general: deadcode elim is an error finder. ... Can cross-correlate: free is on error path, has dealloc in name, etc, bump up ranking. ...

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Finding bugs with systemspecific static analysis PowerPoint PPT Presentation

Finding bugs with systemspecific static analysis - This talk is about how you can find lots of bugs in real code by making ... Some big, gaping security holes. Remote exploit, no checks. Unexpected overflow: ...

This talk is about how you can find lots of bugs in real code by making ... Some big, gaping security holes. Remote exploit, no checks. Unexpected overflow: ...

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Pertemuan 3 - pertemuan 3 organisasi pengelola sistem informasi

pertemuan 3 organisasi pengelola sistem informasi

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ADO'NET 2'0 - connBuilder.Add('Password', 'hemmeligt') System.Data.Common. ... GetDataSources p en DbDataSourceEnumerator finder datasources (MS SQL) p nettet ...

connBuilder.Add('Password', 'hemmeligt') System.Data.Common. ... GetDataSources p en DbDataSourceEnumerator finder datasources (MS SQL) p nettet ...

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Models, Algorithms, and Tools for the Analysis of Systems - Model Building: capture the relevant aspects of the system formally (in ... EDA: hardware and processor verification. Software verification ...

Model Building: capture the relevant aspects of the system formally (in ... EDA: hardware and processor verification. Software verification ...

Typestate PowerPoint PPT Presentations