codegen: add interpreter tests

Also simplify project structure. The executable is now produced in
the root directory. Work in progress.

1 files changed, 10 insertions, 0 deletions

diff --git a/testdata/p05 b/testdata/p05
new file mode 100644
index 0000000..51c2c9b
--- /dev/null
+++ b/testdata/p05
@@ -0,0 +1,10 @@
+func f(i int) int {
+	if i < 2 {
+		if i == 1 {
+			return
+		} }
+	println("i", i)
+}
+
+f(1)
+println("bye")