Don't get confused by error types in traversal.

From-SVN: r167836

diff --git a/gcc/go/gofrontend/gogo.cc b/gcc/go/gofrontend/gogo.cc
index 0216d6c6b098bd68794c5d0b2e9c698cbf7d877b..3a76adb77923510c10ea214655e57e8331ea18ef 100644 (file)
--- a/gcc/go/gofrontend/gogo.cc
+++ b/gcc/go/gofrontend/gogo.cc
@@ -4201,6 +4201,8 @@ Traverse::~Traverse()
 bool
 Traverse::remember_type(const Type* type)
 {
+  if (type->is_error_type())
+    return true;
   gcc_assert((this->traverse_mask() & traverse_types) != 0
             || (this->traverse_mask() & traverse_expressions) != 0);
   // We only have to remember named types, as they are the only ones