From Jason Turner

[diff.cpp03.strings]

C++17 → C++20 1.6 KB 23 lines
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Archived: C++17 | C++20
Markdown: C++17 | C++20
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- ### Clause [[strings]]: strings library <a id="diff.cpp03.strings">[[diff.cpp03.strings]]</a>
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- [[string.classes]] **Change:** `basic_string` requirements no longer
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- allow reference-counted strings. **Rationale:** Invalidation is subtly
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  different with reference-counted strings. This change regularizes
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  behavior for this International Standard. **Effect on original
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- feature:** Valid C++03code may execute differently in this International
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- Standard.
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- [[string.require]] **Change:** Loosen `basic_string` invalidation rules.
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- **Rationale:** Allow small-string optimization. **Effect on original
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- feature:** Valid C++03code may execute differently in this International
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- Standard. Some `const` member functions, such as `data` and `c_str`, no
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- longer invalidate iterators.
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+ ### [[strings]]: strings library <a id="diff.cpp03.strings">[[diff.cpp03.strings]]</a>
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+ **Change:** `basic_string` requirements no longer allow
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+ reference-counted strings. **Rationale:** Invalidation is subtly
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  different with reference-counted strings. This change regularizes
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  behavior for this International Standard. **Effect on original
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+ feature:** Valid C++03 code may execute differently in this
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+ International Standard.
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+ **Change:** Loosen `basic_string` invalidation rules. **Rationale:**
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+ Allow small-string optimization. **Effect on original feature:** Valid
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+ C++03 code may execute differently in this International Standard. Some
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+ `const` member functions, such as `data` and `c_str`, no longer
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+ invalidate iterators.
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