working on python generation

test/test_templates.cxx

@@ -0,0 +1,29 @@
+#include "decaf/expr.hxx"
+
+class Foo {
+private:
+    template<BinOp OP, class L, class R, class T> friend class BinExpr;
+    template<UnOp OP, class R, class T> friend class UnExpr;
+    template<class T> friend struct Reify;
+    Foo(const NOINIT&) {}
+public:
+    int x;
+    Foo(int x) : x(x) {}
+};
+
+namespace decaf { namespace internal {
+DECLARE_BINOP(ADD,Foo,Foo,Foo,out.x = l.x+r.x)
+DECLARE_BINOP(SUB,Foo,Foo,Foo,out.x = l.x-r.x)
+DECLARE_BINOP(MUL,Foo,Foo,Foo,out.x = l.x*r.x)
+DECLARE_BINOP(EQ,Foo,Foo,bool,out = l.x==r.x)
+DECLARE_PARTIAL_UNOP(INV,Foo,Foo,out.x = 1/r.x; return (r.x!=0))
+}}
+
+Foo frobble() {
+    Foo a(1);
+    a = a+a+a;
+    a = a*a;
+    a = a/a;
+    (void)(a==(a+a));
+    return a;
+}