[FSPL] Use autogen'd loc.

Author: nate-chandler

lib/SIL/Utils/FieldSensitivePrunedLiveness.cpp

@@ -415,6 +415,10 @@ void TypeTreeLeafTypeRange::constructFilteredProjections(
         callback) {
   auto *fn = insertPt->getFunction();
   SILType type = value->getType();
+  auto loc =
+      (insertPt->getLoc().getKind() != SILLocation::ArtificialUnreachableKind)
+          ? insertPt->getLoc()
+          : RegularLocation::getAutoGeneratedLocation();
 
   PRUNED_LIVENESS_LOG(llvm::dbgs() << "ConstructFilteredProjection. Bv: "
                           << filterBitVector << '\n');
@@ -442,8 +446,7 @@ void TypeTreeLeafTypeRange::constructFilteredProjections(
         continue;
       }
 
-      auto newValue =
-          builder.createStructElementAddr(insertPt->getLoc(), value, varDecl);
+      auto newValue = builder.createStructElementAddr(loc, value, varDecl);
       callback(newValue, TypeTreeLeafTypeRange(start, next), NeedsDestroy);
       start = next;
     }
@@ -542,8 +545,7 @@ void TypeTreeLeafTypeRange::constructFilteredProjections(
         continue;
       }
 
-      auto newValue =
-          builder.createTupleElementAddr(insertPt->getLoc(), value, index);
+      auto newValue = builder.createTupleElementAddr(loc, value, index);
       callback(newValue, TypeTreeLeafTypeRange(start, next), NeedsDestroy);
       start = next;
     }