Catch case of select expression on non-variable

2008-07-24 16:00:12 +01:00 · 2008-07-24 16:00:12 +01:00 · 5a09819729
parent d3296d4895
commit 5a09819729
2 changed files with 5 additions and 3 deletions
--- a/tgt-vhdl/expr.cc
+++ b/tgt-vhdl/expr.cc
@ -355,8 +355,10 @@ static vhdl_expr *translate_select(ivl_expr_t e)
 {
   vhdl_var_ref *from =
      dynamic_cast<vhdl_var_ref*>(translate_expr(ivl_expr_oper1(e)));
-   if (NULL == from)
+   if (NULL == from) {
+      error("Can only select from variable reference");
      return NULL;
+   }

   ivl_expr_t o2 = ivl_expr_oper2(e);
   if (o2) {