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-rw-r--r--src/uniq.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/uniq.c b/src/uniq.c
index b35938a19..db717b1c7 100644
--- a/src/uniq.c
+++ b/src/uniq.c
@@ -206,7 +206,7 @@ size_opt (char const *opt, char const *msgid)
/* Given a linebuffer LINE,
return a pointer to the beginning of the line's field to be compared. */
-static char *
+static char * _GL_ATTRIBUTE_PURE
find_field (struct linebuffer const *line)
{
size_t count;