1 files changed, 17 insertions, 0 deletions
diff --git a/testcases-iter b/testcases-iter
index 6455fa6..48138c0 100644
--- a/testcases-iter
+++ b/testcases-iter
@@ -408,3 +408,20 @@ BEGIN {
 8 4
 9 5
 10 5
+--
+19:
+$cppawk '
+#include <iter.h>
+
+BEGIN {
+  loop (while (0),
+        argmax (mx, x, sin(x)),
+        argmin (mi, x, sin(x)))
+    ; // empty
+
+  print mx == "" && mx != 0
+  print mi == "" && mi != 0
+}'
+:
+1
+1