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Diffstat (limited to 'libc/sysdeps/x86_64/multiarch/strcasestr-c.c')
-rw-r--r--libc/sysdeps/x86_64/multiarch/strcasestr-c.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/libc/sysdeps/x86_64/multiarch/strcasestr-c.c b/libc/sysdeps/x86_64/multiarch/strcasestr-c.c
index 551492d8f..c13a4c44f 100644
--- a/libc/sysdeps/x86_64/multiarch/strcasestr-c.c
+++ b/libc/sysdeps/x86_64/multiarch/strcasestr-c.c
@@ -1,3 +1,6 @@
+/* Multiple versions of strcasestr
+ All versions must be listed in ifunc-impl-list.c. */
+
#include "init-arch.h"
#define STRCASESTR __strcasestr_sse2