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-rw-r--r--sysdeps/x86_64/multiarch/strncat.S2
1 files changed, 2 insertions, 0 deletions
diff --git a/sysdeps/x86_64/multiarch/strncat.S b/sysdeps/x86_64/multiarch/strncat.S
index fd569c2234..5c1bf41453 100644
--- a/sysdeps/x86_64/multiarch/strncat.S
+++ b/sysdeps/x86_64/multiarch/strncat.S
@@ -1,3 +1,5 @@
+/* Multiple versions of strncat
+   All versions must be listed in ifunc-impl-list.c.  */
 #define STRCAT strncat
 #define USE_AS_STRNCAT
 #include "strcat.S"