---

yaml
---
r: 340980
b: refs/heads/rxwei-patch-1
c: 2ce6f9c
h: refs/heads/master

Author: bgogul

[refs]

@@ -1015,7 +1015,7 @@ refs/tags/swift-DEVELOPMENT-SNAPSHOT-2018-08-18-a: b10b1fce14385faa6d44f6b933e95
 refs/heads/rdar-43033749-fix-batch-mode-no-diags-swift-5.0-branch: a14e64eaad30de89f0f5f0b2a782eed7ecdcb255
 refs/heads/revert-19006-error-bridging-integer-type: 8a9065a3696535305ea53fe9b71f91cbe6702019
 refs/heads/revert-19050-revert-19006-error-bridging-integer-type: ecf752d54b05dd0a20f510f0bfa54a3fec3bcaca
-refs/heads/rxwei-patch-1: 78f9a13bfa263666607050359a9a71c41639c0a0
+refs/heads/rxwei-patch-1: 2ce6f9c40acc4713189fa0a4999ac04ee6f786f8
 refs/heads/shahmishal-patch-1: e58ec0f7488258d42bef51bc3e6d7b3dc74d7b2a
 refs/heads/typelist-existential: 4046359efd541fb5c72d69a92eefc0a784df8f5e
 refs/tags/swift-4.2-DEVELOPMENT-SNAPSHOT-2018-08-20-a: 4319ba09e4fb8650ee86061075c74a016b6baab9

branches/rxwei-patch-1/include/swift/AST/SILOptions.h

@@ -145,12 +145,6 @@ class SILOptions {
   // some functions that return closures that take/return large loadable types.
   bool EnableLargeLoadableTypes = false;
 
-  /// Enable serialization of the module just before differentiation.  This
-  /// allows the differentiation pass to differentiate SIL that has been loaded
-  /// from this module.  The LLDB REPL uses this so that the differentiation
-  /// pass can differentiate functions defined on different lines.
-  bool SerializeForDifferentiation = false;
-
   /// Should the default pass pipelines strip ownership during the diagnostic
   /// pipeline or after serialization.
   bool StripOwnershipAfterSerialization = false;

branches/rxwei-patch-1/lib/SILOptimizer/PassManager/PassPipeline.cpp

@@ -108,9 +108,6 @@ static void addMandatoryOptPipeline(SILPassPipelinePlan &P) {
   if (!Options.StripOwnershipAfterSerialization)
     P.addOwnershipModelEliminator();
   // SWIFT_ENABLE_TENSORFLOW
-  if (Options.SerializeForDifferentiation) {
-    P.addSerializeSILPass();
-  }
   P.addDifferentiation();
   P.addMandatoryInlining();
   P.addMandatorySILLinker();