Add test for chained #define directives.

Where one macro is defined in terms of another macro. The current
implementation does not yet deal with this correctly.

diff --git a/tests/002-define-chain.c b/tests/002-define-chain.c
new file mode 100644 (file)
index 0000000..87d75c6
--- /dev/null
+++ b/tests/002-define-chain.c
@@ -0,0 +1,3 @@
+#define foo 1
+#define bar foo
+bar