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Helpful Assistant for Programming Bug Fixes

Get assistance in fixing bugs in your code with this helpful assistant that provides suggestions and solutions. Coding made easier!

delbertj
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Helpful Assistant for Programming Bug Fixes

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  9. x =input() if x >=10: if x <100: bug() else: print "Youlose!" else: print "Youlose!" 593⇒ "You lose!" 183⇒ "You lose!" 4⇒ "Youlose!" 498⇒ "You lose!" 42⇒ CRASH 1⇒ "Youlose!"

  10. x =input() if x >=10: if x*200+15 ==267415: bug() else: print "Youlose!" else: print "Youlose!" 593⇒"You lose!" 183⇒ "You lose!" 4⇒ "Youlose!" 498⇒"You lose!" 42⇒ "Youlose!" 3⇒ "Youlose!" ………. 57⇒ "Youlose!" 1⇒ "Youlose!"

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  12. x =input() if x >=10: if x*200+15 ==267415: bug() else: print "Youlose!" else: print "Youlose!" x <10 x >=10 ??? x >=10 x*200+15 ==267415 x >=10 x*200+15 !=267415

  13. x =input() if x >=10: if x*200+15 ==267415: bug() else: print "Youlose!" else: print "Youlose!" x <10 x >=10 ??? x >=10 x*200+15 ==267415 x >=10 x*200+15 !=267415 1337

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  17. angr

  18. BinaryLoader Intermediate Representation DataModel Abstraction ProgramAnalysis Core

  19. BinaryLoader Intermediate Representation DataModel Abstraction ProgramAnalysis Core

  20. BinaryLoader Intermediate Representation DataModel Abstraction ProgramAnalysis Core

  21. libVEX x86 AMD64 ARM ARM64 MIPS MIPS64 PPC PPC64

  22. libTCG x86 AMD64 ALPHA CRIS ARM ARM64 68K HPPA MIPS MIPS64 SPARC SH4 PPC PPC64 Unicore32 S390x xTENSA tileGx

  23. BinaryLoader Intermediate Representation DataModel Abstraction ProgramAnalysis Core

  24. (1+2) (𝜋+φ) 2[10..20]

  25. BinaryLoader Intermediate Representation DataModel Abstraction ProgramAnalysis Core

  26. Registers • Memory • Files • OSstate

  27. BinaryLoader Intermediate Representation DataModel Abstraction ProgramAnalysis Core (1+2) (𝜋+φ) 2[10..20] x86 AMD64 ARM ARM64 MIPS MIPS64 PPC PPC64

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  32. – – – – – – – – state.set_mode(“symbolic”) state.set_mode(“static”) state.set_mode(“fastpath”)

  33. – simuvex/s_options.py – –

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  35. - - - - - - - ./setup.sh -i -eangr

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  37. Target program(angr.Project) • Analyses(project.analyses) • - CFG, VFG,BackwardSlice • KnowledgeBase (project.kb) • Functions(project.kb.functions) • Blocks(project.factory.block) • PathGroups(project.factory.path_group) • Paths(path_group.active[0]) angr cle - Loaded binary(project.loader) • SimState(path.state) • SimState Plugins(state.memory, • state.registers) simuvex • Constraint Solver(state.solver) • ASTs(state.registers.rax) claripy

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