rta: do not visit broken NExpr

Signed-off-by: Jean Privat <jean@pryen.org>

diff --git a/src/rapid_type_analysis.nit b/src/rapid_type_analysis.nit
index 0fa3472..734a76a 100644 (file)
--- a/src/rapid_type_analysis.nit
+++ b/src/rapid_type_analysis.nit
@@ -454,10 +454,14 @@ class RapidTypeVisitor
 
        redef fun visit(n)
        do
-               n.accept_rapid_type_visitor(self)
                if n isa AExpr then
-                       var implicit_cast_to = n.implicit_cast_to
-                       if implicit_cast_to != null then self.add_cast_type(implicit_cast_to)
+                       if n.mtype != null or n.is_typed then
+                               n.accept_rapid_type_visitor(self)
+                               var implicit_cast_to = n.implicit_cast_to
+                               if implicit_cast_to != null then self.add_cast_type(implicit_cast_to)
+                       end
+               else
+                       n.accept_rapid_type_visitor(self)
                end
 
                # RTA does not enter in AAnnotations