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-rw-r--r--compiler/ccgutils.nim6
1 files changed, 3 insertions, 3 deletions
diff --git a/compiler/ccgutils.nim b/compiler/ccgutils.nim
index 6a7aa8951..4cfeeb3c3 100644
--- a/compiler/ccgutils.nim
+++ b/compiler/ccgutils.nim
@@ -100,7 +100,7 @@ proc getUniqueType*(key: PType): PType =
       if result == nil:
         gCanonicalTypes[k] = key
         result = key
-    of tyTypeDesc, tyTypeClasses, tyGenericParam, tyFromExpr, tyFieldAccessor:
+    of tyTypeDesc, tyTypeClasses, tyGenericParam, tyFromExpr:
       if key.isResolvedUserTypeClass:
         return getUniqueType(lastSon(key))
       if key.sym != nil:
@@ -126,7 +126,7 @@ proc getUniqueType*(key: PType): PType =
         result = slowSearch(key, k)
     of tyGenericInvocation, tyGenericBody,
        tyOpenArray, tyArray, tySet, tyRange, tyTuple,
-       tySequence, tyForward, tyVarargs, tyProxy:
+       tySequence, tyForward, tyVarargs, tyProxy, tyOpt:
       # we have to do a slow linear search because types may need
       # to be compared by their structure:
       result = slowSearch(key, k)
@@ -157,7 +157,7 @@ proc getUniqueType*(key: PType): PType =
       else:
         # ugh, we need the canon here:
         result = slowSearch(key, k)
-    of tyUnused, tyUnused0, tyUnused1, tyUnused2: internalError("getUniqueType")
+    of tyUnused, tyOptAsRef, tyUnused1, tyUnused2: internalError("getUniqueType")
 
 proc makeSingleLineCString*(s: string): string =
   result = "\""