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Offsetof

C's offsetof() macro is an ANSI C library feature found in .mw-parser-output .monospaced{font-family:monospace,monospace}stddef.h. It evaluates to the offset (in bytes) of a given member within a struct or union type, an expression of type size_t. The offsetof() macro takes two parameters, the first being a structure or union name, and the second being…

Standards, Implementation & Limitations

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Implementation

Undefined behaviorDereferenceNull pointerBase addressGCC
5 related topics

Limitations

PODC++98C++11C++17Virtual inheritance
5 related topics

Usage

Linux kernelMixinLinked list
3 related topics

Overview

ANSI CStddef.hOffsetStructUnion
8 related topics

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Overview

Implementation

Usage

Limitations

Advanced semantic analysis

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Map overview Semantic statistics

Offsetof

Nodes26
Edges25
Triples11
Avg. degree1.92
Density0.076923
Components1

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Offsetof

Top relations

related to Limitations · 6
Offsetof → Output, POD, The, This, Usage, While
related to Usage · 5
Offsetof → For, It, Linux, MyStruct, This

Important terminology Word statistics

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Important terminology

type implementation macro pointer member union operator conditional expression structure offset compiler address null compilers standard used statement types within

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Offsetofrelated to LimitationsUsage0.60section
Offsetofrelated to LimitationsPOD0.60section
Offsetofrelated to LimitationsWhile0.60section
Offsetofrelated to LimitationsThis0.60section
Offsetofrelated to LimitationsThe0.60section
Offsetofrelated to LimitationsOutput0.60section
Offsetofrelated to UsageIt0.60section
Offsetofrelated to UsageFor0.60section
Offsetofrelated to UsageLinux0.60section
Offsetofrelated to UsageThis0.60section
Offsetofrelated to UsageMyStruct0.60section

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    Min side: 3
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