move out c/cpp/py

cl/_testgo/constconv/in.go

@@ -0,0 +1,9 @@
+package main
+
+func main() {
+	var i64 int64 = 1
+	var u64 uint64 = 1
+	var c int64 = i64 + (1.0 / (1.0 / 10))
+	var d uint64 = u64 + (1.0 / (1.0 / 10))
+	println(u64, i64, c, d)
+}