Filter positions with nonexistent spans

Author: pikinier20

compiler/src/scala/quoted/runtime/impl/QuotesImpl.scala

@@ -2514,7 +2514,7 @@ class QuotesImpl private (using val ctx: Context) extends Quotes, QuoteUnpickler
         def fullName: String = self.denot.fullName.toString
 
         def pos: Option[Position] =
-          if self.exists then Some(self.sourcePos) else None
+          if self.exists && self.span.exists then Some(self.sourcePos) else None
 
         def docstring: Option[String] =
           import dotc.core.Comments.CommentsContext

scaladoc/src/dotty/tools/scaladoc/tasty/SymOps.scala

@@ -153,18 +153,11 @@ object SymOps:
     def splitExtensionParamList: (List[reflect.ParamClause], List[reflect.ParamClause]) =
       import reflect.*
 
-      def getPositionStartOption(pos: Option[Position]): Option[Int] = pos.flatMap {
-        case dotty.tools.dotc.util.NoSourcePosition => None
-        case pos: Position => Some(pos.start)
-      }
-
       def comparePositionStarts(posA: Option[Position], posB: Option[Position]): Option[Boolean] =
         for {
-          startA <- getPositionStartOption(posA)
-          startB <- getPositionStartOption(posB)
-        } yield {
-          startA < startB
-        }
+          a <- posA
+          b <- posB
+        } yield a.start < b.start
 
       sym.tree match
         case tree: DefDef =>