various phases: more robust for keep-going

[nit.git] / src / modelize / modelize_property.nit

diff --git a/src/modelize/modelize_property.nit b/src/modelize/modelize_property.nit
index bb0184f..d2625cd 100644 (file)
--- a/src/modelize/modelize_property.nit
+++ b/src/modelize/modelize_property.nit
@@ -86,7 +86,8 @@ redef class ModelBuilder
                # Force building recursively
                if nclassdef.build_properties_is_done then return
                nclassdef.build_properties_is_done = true
-               var mclassdef = nclassdef.mclassdef.as(not null)
+               var mclassdef = nclassdef.mclassdef
+               if mclassdef == null then return # skip error
                if mclassdef.in_hierarchy == null then return # Skip error
                for superclassdef in mclassdef.in_hierarchy.direct_greaters do
                        if not mclassdef2nclassdef.has_key(superclassdef) then continue