[libcxx-commits] [libcxx] [libc++] Add missing iswctype_l in posix_l_fallbacks (PR #122484)

[Louis Dionne via libcxx-commits]

https://github.com/ldionne created https://github.com/llvm/llvm-project/pull/122484

None

>From 91090f0dd4ba04104b6995d6ebfb40d66fc8697f Mon Sep 17 00:00:00 2001
From: Louis Dionne <ldionne.2 at gmail.com>
Date: Fri, 10 Jan 2025 11:10:30 -0500
Subject: [PATCH] [libc++] Add missing iswctype_l in posix_l_fallbacks

---
 libcxx/include/__support/xlocale/__posix_l_fallback.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libcxx/include/__support/xlocale/__posix_l_fallback.h b/libcxx/include/__support/xlocale/__posix_l_fallback.h
index cd1d52bcb2af64..a56de0a5d78cdb 100644
--- a/libcxx/include/__support/xlocale/__posix_l_fallback.h
+++ b/libcxx/include/__support/xlocale/__posix_l_fallback.h
@@ -38,6 +38,8 @@ inline _LIBCPP_HIDE_FROM_ABI int toupper_l(int __c, locale_t) { return ::toupper
 inline _LIBCPP_HIDE_FROM_ABI int tolower_l(int __c, locale_t) { return ::tolower(__c); }
 
 #if _LIBCPP_HAS_WIDE_CHARACTERS
+inline _LIBCPP_HIDE_FROM_ABI int iswctype_l(wint_t __c, wctype_t __type, locale_t) { return ::iswctype(__c, __type); }
+
 inline _LIBCPP_HIDE_FROM_ABI int iswalpha_l(wint_t __c, locale_t) { return ::iswalpha(__c); }
 
 inline _LIBCPP_HIDE_FROM_ABI int iswblank_l(wint_t __c, locale_t) { return ::iswblank(__c); }