Don't permit string index expression to have abstract types.

From-SVN: r170390

diff --git a/gcc/go/gofrontend/expressions.cc b/gcc/go/gofrontend/expressions.cc
index b58792c..6440ee1 100644 (file)
--- a/gcc/go/gofrontend/expressions.cc
+++ b/gcc/go/gofrontend/expressions.cc
@@ -9567,10 +9567,9 @@ void
 String_index_expression::do_determine_type(const Type_context*)
 {
   this->string_->determine_type_no_context();
-  Type_context subcontext(NULL, true);
-  this->start_->determine_type(&subcontext);
+  this->start_->determine_type_no_context();
   if (this->end_ != NULL)
-    this->end_->determine_type(&subcontext);
+    this->end_->determine_type_no_context();
 }
 
 // Check types of a string index.