attempt to fix #5632 typedesc typeRel regression (#5634)

Author: jangko

compiler/sigmatch.nim

@@ -1268,7 +1268,7 @@ proc typeRel(c: var TCandidate, f, aOrig: PType, doBind = true): TTypeRelation =
         # crossing path with metatypes/aliases, so we need to separate them
         # by checking sym.id
         let genericSubtype = isGenericSubType(c, x, f, depth, f)
-        if not (genericSubtype and aobj.sym.id != fobj.sym.id):
+        if not (genericSubtype and aobj.sym.id != fobj.sym.id) and aOrig.kind != tyGenericBody:
           depth = -1
 
       if depth >= 0:

tests/generics/tobjecttyperel3.nim

@@ -0,0 +1,12 @@
+discard """
+  output: '''OK'''
+"""
+#bug #5632
+type
+  Option*[T] = object
+  
+proc point*[A](v: A, t: typedesc[Option[A]]): Option[A] =
+  discard
+  
+discard point(1, Option)
+echo "OK"