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22999b2f0f
Although static linker can optimize it to local call, it follows the internal scheme to provide hidden proto and definitions. Reviewed-by: Carlos Eduardo Seo <carlos.seo@linaro.org>
35 lines
1.2 KiB
C
35 lines
1.2 KiB
C
/* Multiple versions of memrchr.
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All versions must be listed in ifunc-impl-list.c.
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Copyright (C) 2017-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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/* Define multiple versions only for the definition in libc. */
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#if IS_IN (libc)
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# define memrchr __redirect_memrchr
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# define __memrchr __redirect___memrchr
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# include <string.h>
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# undef memrchr
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# undef __memrchr
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# define SYMBOL_NAME memrchr
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# include "ifunc-sse2-bsf.h"
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libc_ifunc_redirected (__redirect_memrchr, __memrchr, IFUNC_SELECTOR ());
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weak_alias (__memrchr, memrchr)
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#endif
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