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commit ccc54bd61c768b6a27f9305a0831b76a7b6d706f
Author: Noah Goldstein <goldstein.w.n@gmail.com>
Date: Wed Jun 29 18:56:18 2022 -0700
x86: Add missing IS_IN (libc) check to strncmp-sse4_2.S
Was missing to for the multiarch build rtld-strncmp-sse4_2.os was
being built and exporting symbols:
build/glibc/string/rtld-strncmp-sse4_2.os:
0000000000000000 T __strncmp_sse42
Introduced in:
commit 11ffcacb64a939c10cfc713746b8ec88837f5c4a
Author: H.J. Lu <hjl.tools@gmail.com>
Date: Wed Jun 21 12:10:50 2017 -0700
x86-64: Implement strcmp family IFUNC selectors in C
(cherry picked from commit 96ac447d915ea5ecef3f9168cc13f4e731349a3b)
diff --git a/sysdeps/x86_64/multiarch/strncmp-sse4_2.S b/sysdeps/x86_64/multiarch/strncmp-sse4_2.S
index 22f51a0dfd2770c9..85dc363bf9d6273d 100644
--- a/sysdeps/x86_64/multiarch/strncmp-sse4_2.S
+++ b/sysdeps/x86_64/multiarch/strncmp-sse4_2.S
@@ -16,6 +16,8 @@
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
-#define STRCMP_SSE42 __strncmp_sse42
-#define USE_AS_STRNCMP
-#include "strcmp-sse42.S"
+#if IS_IN (libc)
+# define STRCMP_SSE42 __strncmp_sse42
+# define USE_AS_STRNCMP
+# include "strcmp-sse42.S"
+#endif