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-rw-r--r--lib/str-two-way.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/str-two-way.h b/lib/str-two-way.h
index 7ee344ae..b00017c0 100644
--- a/lib/str-two-way.h
+++ b/lib/str-two-way.h
@@ -231,7 +231,7 @@ critical_factorization (const unsigned char *needle, size_t needle_len,
most 2 * HAYSTACK_LEN - NEEDLE_LEN comparisons occur in searching.
If AVAILABLE modifies HAYSTACK_LEN (as in strstr), then at most 3 *
HAYSTACK_LEN - NEEDLE_LEN comparisons occur in searching. */
-static RETURN_TYPE
+static RETURN_TYPE _GL_ATTRIBUTE_PURE
two_way_short_needle (const unsigned char *haystack, size_t haystack_len,
const unsigned char *needle, size_t needle_len)
{
@@ -325,7 +325,7 @@ two_way_short_needle (const unsigned char *haystack, size_t haystack_len,
If AVAILABLE modifies HAYSTACK_LEN (as in strstr), then at most 3 *
HAYSTACK_LEN - NEEDLE_LEN comparisons occur in searching, and
sublinear performance is not possible. */
-static RETURN_TYPE
+static RETURN_TYPE _GL_ATTRIBUTE_PURE
two_way_long_needle (const unsigned char *haystack, size_t haystack_len,
const unsigned char *needle, size_t needle_len)
{