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[clang] Document -fstrict-flex-arrays option #138388

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May 4, 2025
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[clang] Document -fstrict-flex-arrays option #138388

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6 changes: 5 additions & 1 deletion clang/include/clang/Driver/Options.td
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Expand Up @@ -1554,7 +1554,11 @@ def fstrict_flex_arrays_EQ : Joined<["-"], "fstrict-flex-arrays=">, Group<f_Grou
Visibility<[ClangOption, CC1Option]>,
NormalizedValuesScope<"LangOptions::StrictFlexArraysLevelKind">,
NormalizedValues<["Default", "OneZeroOrIncomplete", "ZeroOrIncomplete", "IncompleteOnly"]>,
HelpText<"Enable optimizations based on the strict definition of flexible arrays">,
HelpText<"Enable optimizations based on the strict definition of flexible arrays.">,
DocBrief<[{If ``<n>`` is equal to 0, any trailing array member is considered a flexible array.
If ``<n>`` is equal to 1, trailing array members of size 0, 1 or undefined are considered flexible arrays.
If ``<n>`` is equal to 2, trailing array members of size 0 or undefined are considered flexible arrays.
If ``<n>`` is equal to 3, only trailing array members of undefined size are considered flexible arrays.}]>,
MarshallingInfoEnum<LangOpts<"StrictFlexArraysLevel">, "Default">;
defm apple_pragma_pack : BoolFOption<"apple-pragma-pack",
LangOpts<"ApplePragmaPack">, DefaultFalse,
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