3 files changed, 19 insertions, 0 deletions
diff --git a/test cases/failing/73 configuration immutable/input b/test cases/failing/73 configuration immutable/input
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/test cases/failing/73 configuration immutable/input
diff --git a/test cases/failing/73 configuration immutable/meson.build b/test cases/failing/73 configuration immutable/meson.build
new file mode 100644
index 0000000..b6cac41
--- /dev/null
+++ b/test cases/failing/73 configuration immutable/meson.build
@@ -0,0 +1,12 @@
+project('configuration_data is immutable')
+
+a = configuration_data()
+
+configure_file(
+    configuration : a,
+    input : 'input',
+    output : 'output',
+)
+
+still_immutable = a
+still_immutable.set('hello', 'world')
diff --git a/test cases/failing/73 configuration immutable/test.json b/test cases/failing/73 configuration immutable/test.json
new file mode 100644
index 0000000..32d9427
--- /dev/null
+++ b/test cases/failing/73 configuration immutable/test.json
@@ -0,0 +1,7 @@
+{
+  "stdout": [
+    {
+      "line": "test cases/failing/73 configuration immutable/meson.build:12:16: ERROR: Can not set values on configuration object that has been used."
+    }
+  ]
+}