pmt: revert 7f8090b

include/libgnulib/wmemcmp-impl.h

@@ -1,36 +0,0 @@
-/* Compare wide character arrays.
-   Copyright (C) 1999, 2011-2024 Free Software Foundation, Inc.
-   Written by Bruno Haible <bruno@clisp.org>, 1999.
-
-   This file is free software: you can redistribute it and/or modify
-   it under the terms of the GNU Lesser General Public License as
-   published by the Free Software Foundation; either version 2.1 of the
-   License, or (at your option) any later version.
-
-   This file is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU Lesser General Public License for more details.
-
-   You should have received a copy of the GNU Lesser General Public License
-   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
-
-int
-wmemcmp (const wchar_t *s1, const wchar_t *s2, size_t n)
-{
-  for (; n > 0;)
-    {
-      wchar_t wc1 = *s1++;
-      wchar_t wc2 = *s2++;
-      if (wc1 == wc2)
-        {
-          n--;
-          continue;
-        }
-      /* ISO C requires wmemcmp to work with all wchar_t values.
-         We cannot assume that wc1 and wc2 are in the range 0..INT_MAX.  */
-      return _GL_CMP (wc1, wc2);
-             /* > 0 if wc1 > wc2, < 0 if wc1 < wc2.  */
-    }
-  return 0;
-}