1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/union-cast-4.c b/gcc/testsuite/gcc.dg/union-cast-4.c
new file mode 100644
index 000000000..a1c98ba14
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/union-cast-4.c
@@ -0,0 +1,8 @@
+/* PR c/35748 */
+
+union U { void x[1]; }; /* { dg-error "array of voids" } */
+
+void foo()
+{
+  (union U)0; /* { dg-error "type not present" } */
+}