Merge pull request #25634 from davidungar/Fix-SR-10949b

Author: swift-ci

lib/AST/UnqualifiedLookup.cpp

@@ -1002,7 +1002,7 @@ void UnqualifiedLookupFactory::addUnavailableInnerResults() {
 void UnqualifiedLookupFactory::lookForAModuleWithTheGivenName(
     DeclContext *const dc) {
   using namespace namelookup;
-  if (!Name.isSimpleName())
+  if (!Name.isSimpleName() || Name.isSpecial())
     return;
 
   // Look for a module with the given name.

test/SourceKit/CursorInfo/SR-10949.swift

@@ -0,0 +1,5 @@
+extension Foo {
+    init(_ bar: Bar)
+        self.init
+
+// RUN: %sourcekitd-test -req=cursor -offset=51 %s -- %s