function literals (non-capturing)

compiler/ast/ast.odin

@@ -104,6 +104,7 @@ Expr_Kind :: enum u8 {
 	Call,
 	Try,
 	Catch,
+	Function_Literal,
 }
 
 Expr :: struct {
@@ -209,6 +210,7 @@ Function :: struct {
 	file:       File_Id,
 	c_abi:      bool,
 	imported:   bool,
+	generated:  bool,
 	has_body:   bool,
 	variadic:   bool,
 	params:     []Param,