Principles of program analysis flemming nielson, hanne r. Gt mea, gdr macs, 19th of march 2015 static analysis by abstract interpretation of numerical programs and systems eric goubault and sylvie putot outline. The main features of the tool are simplicity of use, wide variety of supported types of warnings, scalability up to programs of. In most cases the analysis is performed on some version of the source code, and in the other cases, some form of the object code the term is usually applied to the analysis. These notes present principles and applications of static analysis of programs. Flemming nielson, hanne riis nielson and chris hankin. This is useful not only in optimizing compilers for producing efficient code but also for automatic error detection and other tools that can help programmers. Static analysis by abstract interpretation of numerical. Static program analysis lecture rwth aachen university. Pdf the fundamental fact about verifying properties of software, by any means, is that almost anything worth knowing is undecidable in principle.
This is exactly the important stuff to cover if youre learning about static analysis, want to build a static analyzer, etc. Static program analysis is the systematic examination of an abstraction of a programs state space. This paper describes svace, a tool for static program analysis developed at the institute for systems programming, russian academy of sciences. A static step can be geometrically linear or nonlinear. What is the relationship between the semantics and the analysis. Dec 10, 2004 program analysis concerns static techniques for computing reliable approximate information about the dynamic behaviour of programs. Jan 31, 2008 static analysis allows checking program code before the tested program is executed. Static analysis involves going through the code in order to find out any possible defect in the code. Introduction to software engineeringqualitystatic analysis.
Analysis results are compared with theoretical results of vonmisses and shear stress which are in the limitsto validate the model. Pdf symbiosis of static analysis and program testing. We propose a tutorial on building a certified static analysis in coq. Principles of software system construction jonathan. Testdriving static analysis tools in search of c code. Principles of software system construction jonathan aldrich some slides from ciera jaspan. Static analysis allows checking program code before the tested program is executed. Using static program analysis to aid intrusion detection. Linearity assumptions usually are signi cant approximations. Prepare this subject from these notes and you will.
Static program analysis is the art of reasoning about the behavior of computer programs without actually running them. Static analyzer svace for finding defects in a source. A sound static analyzer is guaranteed to identify all violations of our property. We cover basic type analysis, lattice theory, control flow graphs. An edgelist is the other primary form of data storage for social network analysis. Static program analysis aims to automatically answer questions about the possible behaviors of programs. In section 3, we formalize our approach and prove that it yields safe solu. Restrict attention to analyses where properties directly describe sets of values i. Static analysis of linear congruence equalit ies among variables of a program. A static analysis is defined by the key word static. Overview in this talk, we present our experiences to use machine. Gate network theory handwritten notes made easy ace.
The static analysis process consists of three steps. Memory model is the way that the analysis tool models the storage of the underlying machine on which the code runs. Schwartzbach department of computer science, aarhus university last revision. Combining static analysis and model checking for software. This only captures information about existing ties so it needs to be supplemented with knowledge of the total number of actors in the network even if they do not have any ties. A survey of static program analysis techniques wolfgang w. Certified static analysis by abstract interpretation. This is useful not only in optimizing compilers for producing. Static analysis is a general method for automated reasoning on artefacts. Systematic exploration of program abstraction many kinds of analysis ast walker. Thus, analysis was conducted on the crankshaft with three different materials cast iron, high carbon steel and alloy steel 42crmn to obtain variation of stress magnitude at critical locations. Linear programming notes vii sensitivity analysis 1 introduction when you use a mathematical model to describe reality you must make approximations.
The world is more complicated than the kinds of optimization problems that we are able to solve. In addition, pdfs offer a lot of features for embedding content javascript, flash, shellcode, etc. Pdf software metrics in static program analysis researchgate. Then a manual backward inspection of the program starting from sample false alarms leads to the understanding of the origin of the imprecision of the analysis. Program analysis concerns static techniques for computing reliable approximate information about the dynamic behaviour of programs. Pdf static program analysis of embedded executable assembly. Static analysis by abstract interpretation of functional temporal properties of programs. We believe static analysis aimed at exploiting the di erential behavior of two versions of a program broadly termed as di erential static analysis enjoys the following characteristics.
The existing literature currently available to students and researchers is very general, covering only the formal techniques of static analysis. In this chapter, we explain why this can be useful and interesting, and we discuss the basic characteristics of analysis tools. Prepare this subject from these notes and you will surely do well in this subject. The analysis to understand computer software without executing programs simple coding style empty statement, equalshashcode complex property of the program the programs implementation matches its specification given. This book presents real examples of the formal techniques called abstract interpretation currently being used in various industrial fields. Static analysis static analysis offers compiletime techniques for predicting conservative, and computable, approximations to the set of values arising dynamically at runtime when executing the program the analysis is done without executing the program all possible values and more are computed c global surveyor uses abstract interpretation. A first phase in which a program is translated into a system of equations or constraints over a partial order of program properties. Static analysis by abstract interpretation of functional. Using static program analysis to aid intrusion detection ucsb. It is particularly suitable for precise pathsensitive analyses, e.
Applications include compilers for code improvement, software validation for detecting errors in algorithms or breaches of security and transformations between data representation for solving problems such as the y2k problem. Today i am going to share with you all the notes related to network theory subject for gate. National highway traffic safety administration certified mail return receipt requested mr. Static program analysis is the analysis of computer software that is performed without actually executing programs built from that software analysis performed on executing programs is known as dynamic analysis.
Static program analysis static analysisis a general method forautomated reasoningon artefacts such as requirements, design models, andprograms. Static program analysis foundations of abstract interpretation sebastian hack, christian hammer, jan reineke advanced lecture, winter 201415. Tools for the test drive we focus on fullfledged tools with builtin analyses, which detect most of the mentioned flaws. Added information about the rooms for the first exam see below. Frames are structures with at least one multi force member, i external reactions frame analysis involves determining. This book presents real examples of the formal techniques called abstract interpretation currently being used in various. In this paper, we describe an approach based on static analysis of embedded assembly code to check for compliance with such coding standards. Analysis choices a sound static analysis overapproximates the behaviors of the program. The analysis to understand computer software without executing programs simple coding style empty statement, equalshashcode complex property of the program the programs implementation matches its specification given program p and specification s, does p satisfy s. In most cases the analysis is performed on some version of the source code and in the other cases some form of the object code. Static analysis by abstract interpretation of functional temporal properties of programs caterina urban to cite this version. Static analysis is founded on the theory of abstract interpretation for proving the correctness of analyses with respect to the semantics of a programming language.
Some assumptions made by some proof tools are actually unsound. Data flow analysis transparencies based on chapter 2 of the book. It is the basis of language semantics simulation and a key component of static code analysis tools. The comparison is not limited to open source static analysis tools, because. In both cases a lagrangian point of view is taken and all variables are specified in the material frame of reference 19. Section 2 describes static analysis and partial order reduction.
We study a simple bytecode language for which we propose an interval analysis that allows to verify statically that no arrayoutofbounds accesses will. Dynamic analysis involves executing the code and analyzing the output. Static analysis can examine a programstatic analysis can examine a program as a compiler sees it source code or as a runtime env sees it in some cases bytecode or executbltable advantages of compile code analysis no need to ggp puess how compiler will interpret source code may be not available disadvantages. A static analyzer for large safetycritical software. Manuel egele, martin szydlowski, engin kirda, and christopher kruegel. Software security static analysis aka source code analysis. Thomas mccarthy, head vehicle safety compliance fiat chrysler automobiles us llc 800 chrysler drive cims 4820083 auburn hills, michigan 48326 dear mr.
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