Analysisreflectionc++clanggcc
C++26 Introduces Reflection Compared With Other Languages
7.2
A technical blog dated 30 January 2026 reports that reflection is being added to C++26 and notes working implementations in Clang and GCC. The article compares C++’s static, compile-time reflection design with Python, Java, C#, and Rust, highlighting differences in memory layout and typing that affect introspection semantics. It uses an object_to_string example to illustrate trade-offs and implications for tooling and typed introspection.
Key Points
- 1Introduces C++26 compile-time structural reflection; Clang and GCC already host implementation work.
- 2Explains Python stores field names and values per-object, enabling straightforward runtime reflection.
- 3Implies C++ reflection demands different APIs and patterns for safe, typed introspection and tooling.
Scoring Rationale
Standards-level feature with working compiler implementations; limited by blog-format source rather than formal standard text.
Sources
Public references used for this report.
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