1 files changed, 9 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/Wunused-value-3.c b/gcc/testsuite/gcc.dg/Wunused-value-3.c
new file mode 100644
index 000000000..333ddea4f
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/Wunused-value-3.c
@@ -0,0 +1,9 @@
+/* PR c/39889 */
+/* { dg-do compile } */
+/* { dg-options "-Wunused-value" } */
+
+int x;
+int foo (void)
+{
+  return (1 ? x = 0 : (void) 0), 0; /* { dg-bogus "value computed is not used" } */
+}