1 files changed, 20 insertions, 0 deletions
diff --git a/meson/test cases/common/113 interpreter copy mutable var on assignment/meson.build b/meson/test cases/common/113 interpreter copy mutable var on assignment/meson.build
new file mode 100644
index 000000000..8b15357ad
--- /dev/null
+++ b/meson/test cases/common/113 interpreter copy mutable var on assignment/meson.build
@@ -0,0 +1,20 @@
+project('foo', 'c')
+
+a = configuration_data()
+a.set('HELLO', 1)
+
+b = a
+
+assert(a.has('HELLO'), 'Original config data should be set on a')
+assert(b.has('HELLO'), 'Original config data should be set on copy')
+
+configure_file(output : 'b.h', configuration : b)
+
+# This should still work, as we didn't use the original above but a copy!
+a.set('WORLD', 1)
+
+assert(a.has('WORLD'), 'New config data should have been set')
+assert(not b.has('WORLD'), 'New config data set should not affect var copied earlier')
+
+configure_file(output : 'a.h', configuration : a)
+