From 854ffdd424d5eacea1856746bf60242466347c67 Mon Sep 17 00:00:00 2001
From: Robert Widmann <devteam.codafi@gmail.com>
Date: Mon, 11 Nov 2019 15:21:05 -0800
Subject: [PATCH] [NFC] Drop typeCheckExternalDefinitions

---
 include/swift/Subsystems.h | 3 ---
 lib/Sema/TypeChecker.cpp   | 6 ------
 2 files changed, 9 deletions(-)

diff --git a/include/swift/Subsystems.h b/include/swift/Subsystems.h
index 2e91d7248fa7c..615f0ed4a1156 100644
--- a/include/swift/Subsystems.h
+++ b/include/swift/Subsystems.h
@@ -232,9 +232,6 @@ namespace swift {
   /// of declarations in the module.
   void checkInconsistentImplementationOnlyImports(ModuleDecl *M);
 
-  /// Incrementally type-check only added external definitions.
-  void typeCheckExternalDefinitions(SourceFile &SF);
-
   /// Recursively validate the specified type.
   ///
   /// This is used when dealing with partial source files (e.g. SIL parsing,
diff --git a/lib/Sema/TypeChecker.cpp b/lib/Sema/TypeChecker.cpp
index d06c5c7ea2de4..b35eaff8f8688 100644
--- a/lib/Sema/TypeChecker.cpp
+++ b/lib/Sema/TypeChecker.cpp
@@ -334,12 +334,6 @@ static void typeCheckFunctionsAndExternalDecls(SourceFile &SF, TypeChecker &TC)
   TC.definedFunctions.clear();
 }
 
-void swift::typeCheckExternalDefinitions(SourceFile &SF) {
-  assert(SF.ASTStage == SourceFile::TypeChecked);
-  auto &Ctx = SF.getASTContext();
-  typeCheckFunctionsAndExternalDecls(SF, createTypeChecker(Ctx));
-}
-
 void swift::performTypeChecking(SourceFile &SF, TopLevelContext &TLC,
                                 OptionSet<TypeCheckingFlags> Options,
                                 unsigned StartElem,