1 files changed, 1 insertions, 0 deletions
diff --git a/op.c b/op.c
index f3f7b6a744..f72252f52d 100644
--- a/op.c
+++ b/op.c
@@ -2366,6 +2366,7 @@ Perl_newBINOP(pTHX_ I32 type, I32 flags, OP *first, OP *last)
     return fold_constants((OP *)binop);
 }
 
+static int uvcompare(const void *a, const void *b) __attribute__((nonnull,pure));
 static int
 uvcompare(const void *a, const void *b)
 {