https://gcc.gnu.org/g:74b665e0f0fed9e544cf332089ee7abad528aa93
commit r16-8425-g74b665e0f0fed9e544cf332089ee7abad528aa93 Author: Jonathan Wakely <[email protected]> Date: Wed Apr 1 15:02:06 2026 +0100 libstdc++: Simplify documentation of match_flag_type::format_default This combines the $n and $nn items into one, which is more consistent with the EcmaScript docs. libstdc++-v3/ChangeLog: * include/bits/regex_constants.h (format_default): Simplify description of $n in Doxygen comment. Reviewed-by: Tomasz Kamiński <[email protected]> Diff: --- libstdc++-v3/include/bits/regex_constants.h | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/libstdc++-v3/include/bits/regex_constants.h b/libstdc++-v3/include/bits/regex_constants.h index e18f162196e3..5fa78e18a3f1 100644 --- a/libstdc++-v3/include/bits/regex_constants.h +++ b/libstdc++-v3/include/bits/regex_constants.h @@ -339,14 +339,10 @@ namespace regex_constants * This would be match_results::prefix(). * @li $' The portion of the string that follows the matched substring. * This would be match_results::suffix(). - * @li $n The nth capture, where n is in [1,9] and $n is not followed by a - * decimal digit. If n <= match_results::size() and the nth capture - * is undefined, use the empty string instead. If n > - * match_results::size(), the result is implementation-defined. - * @li $nn The nnth capture, where nn is a two-digit decimal number on - * [01, 99]. If nn <= match_results::size() and the nth capture is - * undefined, use the empty string instead. If - * nn > match_results::size(), the result is implementation-defined. + * @li $n The nth capture, where n is a positive integer less than 100. + * If `n <= match_results::size()` and the nth capture is undefined, + * use the empty string instead. If `n > match_results::size()`, + * the result is implementation-defined. */ _GLIBCXX17_INLINE constexpr match_flag_type format_default = _S_default;
