+static void print_unary_expression(const unary_expression_t *unexpr)
+{
+ switch(unexpr->type) {
+ case UNEXPR_NEGATE: fputs("-", out); break;
+ case UNEXPR_PLUS: fputs("+", out); break;
+ case UNEXPR_NOT: fputs("!", out); break;
+ case UNEXPR_BITWISE_NEGATE: fputs("~", out); break;
+ case UNEXPR_PREFIX_INCREMENT: fputs("++", out); break;
+ case UNEXPR_PREFIX_DECREMENT: fputs("--", out); break;
+ case UNEXPR_DEREFERENCE: fputs("*", out); break;
+ case UNEXPR_TAKE_ADDRESS: fputs("&", out); break;
+
+ case UNEXPR_POSTFIX_INCREMENT:
+ fputs("(", out);
+ print_expression(unexpr->value);
+ fputs(")", out);
+ fputs("++", out);
+ return;
+ case UNEXPR_POSTFIX_DECREMENT:
+ fputs("(", out);
+ print_expression(unexpr->value);
+ fputs(")", out);
+ fputs("--", out);
+ return;
+ case UNEXPR_CAST:
+ fputs("(", out);
+ print_type(unexpr->expression.datatype);
+ fputs(")", out);
+ break;
+ case UNEXPR_INVALID:
+ fprintf(out, "unop%d", unexpr->type);
+ break;
+ }
+ fputs("(", out);
+ print_expression(unexpr->value);
+ fputs(")", out);
+}
+
+static void print_reference_expression(const reference_expression_t *ref)
+{
+ fprintf(out, "%s", ref->declaration->symbol->string);
+}
+
+static void print_array_expression(const array_access_expression_t *expression)
+{
+ fputs("(", out);
+ print_expression(expression->array_ref);
+ fputs(")[", out);
+ print_expression(expression->index);
+ fputs("]", out);
+}
+
+static void print_sizeof_expression(const sizeof_expression_t *expression)
+{
+ fputs("sizeof", out);
+ if(expression->size_expression != NULL) {
+ fputc('(', out);
+ print_expression(expression->size_expression);
+ fputc(')', out);
+ } else {
+ fputc('(', out);
+ print_type(expression->type);
+ fputc(')', out);
+ }
+}
+
+static void print_builtin_symbol(const builtin_symbol_expression_t *expression)
+{
+ fputs(expression->symbol->string, out);
+}
+
+static void print_conditional(const conditional_expression_t *expression)
+{
+ fputs("(", out);
+ print_expression(expression->condition);
+ fputs(" ? ", out);
+ print_expression(expression->true_expression);
+ fputs(" : ", out);
+ print_expression(expression->false_expression);
+ fputs(")", out);
+}
+
+static void print_va_arg(const va_arg_expression_t *expression)
+{
+ fputs("__builtin_va_arg(", out);
+ print_expression(expression->arg);
+ fputs(", ", out);
+ print_type(expression->expression.datatype);
+ fputs(")", out);
+}
+
+static void print_select(const select_expression_t *expression)
+{
+ print_expression(expression->compound);
+ if(expression->compound->datatype == NULL ||
+ expression->compound->datatype->type == TYPE_POINTER) {
+ fputs("->", out);
+ } else {
+ fputc('.', out);
+ }
+ fputs(expression->symbol->string, out);
+}
+
+void print_expression(const expression_t *expression)