1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/init/enum1.C b/gcc/testsuite/g++.dg/init/enum1.C
new file mode 100644
index 000000000..4876e4594
--- /dev/null
+++ b/gcc/testsuite/g++.dg/init/enum1.C
@@ -0,0 +1,18 @@
+/* { dg-options "-Wno-overflow" } */
+
+#ifndef __SIZEOF_INT128__
+#define UNACCEPT 0xffffffffffffffffLL
+#else
+#define UNACCEPT ~((unsigned __int128) 0)
+#endif
+
+enum test {
+  acceptable = -1,
+  unacceptable = UNACCEPT
+}; // { dg-error "" }
+
+enum test t = acceptable, u = unacceptable;
+
+int main() {
+    return 0;
+}