+ cgen = self->fixedparams->expression.codegen;
+ if (!(*cgen)((ast_expression*)(self->fixedparams), self, false, &fixed))
+ return false;
+ sub = ir_block_create_binop(self->curblock, ast_ctx(self),
+ ast_function_label(self, "va_count"), INSTR_SUB_F,
+ ir_builder_get_va_count(ir), fixed);
+ if (!sub)
+ return false;