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CodeSonar Manual
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Notices
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Welcome
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Getting Started With CodeSonar
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Using CodeSonar
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Building and Analyzing Projects
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Eclipse Plug-In
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Visual Studio Plug-In
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Bugs, Weaknesses and Warnings
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Warning Classes
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The Warning Mnemonic Hierarchy
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Warning Class Significance
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C and C++ Warnings
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Java Warnings
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C# Warnings
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Go Warnings
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Staticcheck (Go) Warning Classes
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GO.CONCURRENCY
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GO.CORRECTNESS
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GO.DEADCODE
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GO.DEADCODE.AFAIOB: A Function Argument Is Overwritten Before Its First Use (Staticcheck)
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GO.DEADCODE.AIEICH: An If Else If Chain Has Repeated Conditions and No Side-effects; If the Condition Didn't Match the First Time, It Won't Match the Second Time, Either (Staticcheck)
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GO.DEADCODE.AVATAV: A Value Assigned to a Variable Is Never Read Before Being Overwritten. Forgotten Error Check or Dead Code? (Staticcheck)
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GO.DEADCODE.BOHIEO: Binary Operator Has Identical Expressions on Both Sides (Staticcheck)
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GO.DEADCODE.BSWNED: Break Statement With No Effect. Did You Mean to Break Out of an Outer Loop? (Staticcheck)
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GO.DEADCODE.CAVANE: Comparing a Value Against NaN Even Though No Value Is Equal to NaN (Staticcheck)
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GO.DEADCODE.CBOSAX: Certain Bitwise Operations, Such As 'x ^ 0', Do Not Do Anything Useful (Staticcheck)
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GO.DEADCODE.CFIRVF: Checking for Impossible Return Value From a Builtin Function (Staticcheck)
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GO.DEADCODE.CFLMCO: Calling Functions Like 'math.Ceil' on Floats Converted From Integers Doesn't Do Anything Useful (Staticcheck)
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GO.DEADCODE.CNVAN: Checking Never-nil Value Against Nil (Staticcheck)
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GO.DEADCODE.CRGORG: Comparing 'runtime.GOOS' or 'runtime.GOARCH' Against Impossible Value (Staticcheck)
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GO.DEADCODE.CTAOAV: Comparing the Address of a Variable Against Nil (Staticcheck)
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GO.DEADCODE.CUVANV: Comparing Unsigned Values Against Negative Values Is Pointless (Staticcheck)
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GO.DEADCODE.DTRVOA: Discarding the Return Values of a Function Without Side Effects, Making the Call Pointless (Staticcheck)
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GO.DEADCODE.FATWNB: Field Assignment That Will Never Be Observed. Did You Mean to Use a Pointer Receiver? (Staticcheck)
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GO.DEADCODE.GCCENZ: Go Constants Cannot Express Negative Zero (Staticcheck)
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GO.DEADCODE.IAAGRN: Ineffective Attempt at Generating Random Number (Staticcheck)
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GO.DEADCODE.IAASS: Ineffective Attempt at Sorting Slice (Staticcheck)
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GO.DEADCODE.ICOIVW: Impossible Comparison of Interface Value With Untyped Nil (Staticcheck)
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GO.DEADCODE.IDOLTR: Integer Division of Literals That Results in Zero (Staticcheck)
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GO.DEADCODE.MIBCIT: Multiple, Identical Build Constraints in the Same File (Staticcheck)
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GO.DEADCODE.NABTBI: Negating a Boolean Twice ('!!b') Is the Same As Writing 'b'. This Is Either Redundant, or a Typo. (Staticcheck)
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GO.DEADCODE.NUUQRA: '(*net Url.URL).Query' Returns a Copy, Modifying It Doesn't Change the URL (Staticcheck)
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GO.DEADCODE.SOV: Self-assignment of Variables (Staticcheck)
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GO.DEADCODE.TLEUAO: The Loop Exits Unconditionally After One Iteration (Staticcheck)
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GO.DEADCODE.TROAWN: The Result of 'append' Will Never Be Observed Anywhere (Staticcheck)
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GO.DEADCODE.TVITLC: The Variable in the Loop Condition Never Changes, Are You Incrementing the Wrong Variable? (Staticcheck)
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GO.DEADCODE.UCCIAT: Unreachable Case Clause in a Type Switch (Staticcheck)
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GO.DEADCODE.X1IAZ: 'x % 1' Is Always Zero (Staticcheck)
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GO.DEADCODE.XAIETX: "x = Append(y)" Is Equivalent to "x = Y" (Staticcheck)
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GO.DEADCODE.XGSTXI: '&*x' Gets Simplified to 'x', It Does Not Copy 'x' (Staticcheck)
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GO.DUBIOUS
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GO.PERFORMANCE
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GO.SIMPLIFICATION
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GO.STDLIB
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GO.STYLE
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GO.TESTING
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GO.UC
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Kotlin Warnings (detekt)
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JavaScript Warnings
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TypeScript Warnings
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Python Warnings
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Rust Warnings
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Crashing and Non-Crashing Vulnerabilities
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Inspecting Warnings
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Warnings: Internal Representation (IR) Influence
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Helping CodeSonar Out
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CodeSonar and assert()
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Ignoring True Positives
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Warning Categories
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Typical CodeSonar Tasks
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GUI Reference
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Hub API
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codesonar Subcommands
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Frequently Asked Questions
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Extending and Customizing CodeSonar
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How CodeSonar Works
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Role-Based Access Control (RBAC)
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Appendices
