Merge branch 't/tls' into refs/top-bases/t/tls-threadvar

1 files changed, 35 insertions, 0 deletions

diff --git a/sysdeps/i386/i686/multiarch/strcasecmp.c b/sysdeps/i386/i686/multiarch/strcasecmp.c
new file mode 100644
index 0000000000..cccb1ff5ad
--- /dev/null
+++ b/sysdeps/i386/i686/multiarch/strcasecmp.c
@@ -0,0 +1,35 @@
+/* Multiple versions of strcasecmp.
+   All versions must be listed in ifunc-impl-list.c.
+   Copyright (C) 2017-2018 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library 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.
+
+   The GNU C Library 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 the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+/* Define multiple versions only for the definition in libc.  */
+#if IS_IN (libc)
+# define strcasecmp __redirect_strcasecmp
+# define __strcasecmp __redirect___strcasecmp
+# include <string.h>
+# undef strcasecmp
+# undef __strcasecmp
+
+# define SYMBOL_NAME strcasecmp
+# include "ifunc-ssse3-sse4_2.h"
+
+libc_ifunc_redirected (__redirect_strcasecmp, __strcasecmp,
+		       IFUNC_SELECTOR ());
+
+weak_alias (__strcasecmp, strcasecmp)
+#endif