1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/ext/lvalue1.C b/gcc/testsuite/g++.dg/ext/lvalue1.C
new file mode 100644
index 000000000..bf883eae2
--- /dev/null
+++ b/gcc/testsuite/g++.dg/ext/lvalue1.C
@@ -0,0 +1,10 @@
+// Test that we complain about the gcc cast-as-lvalue extension.
+
+int main ()
+{
+  char c;
+
+  static_cast<int>(c) = 2; // { dg-error "lvalue" "not an lvalue" }
+
+  return c != 2;
+}