patch 7.4.1780
Problem:    Warnings reported by cppcheck.
Solution:   Fix the warnings. (Dominique Pelle)
diff --git a/src/ops.c b/src/ops.c
index 0584877..983d9d0 100644
--- a/src/ops.c
+++ b/src/ops.c
@@ -5709,7 +5709,7 @@
 	if (buf1 == NULL)
 	    goto theend;
 	ptr = buf1;
-	if (negative && (!visual || (visual && was_positive)))
+	if (negative && (!visual || was_positive))
 	{
 	    *ptr++ = '-';
 	}