Revert "[clang][dataflow] Add framework for testing analyses."

Doesn't build on Windows.

This reverts commit 5a40df6
and commit db494bd.

Author: nico

clang/include/clang/Analysis/FlowSensitive/TypeErasedDataflowAnalysis.h

@@ -78,8 +78,7 @@ struct TypeErasedDataflowAnalysisState {
 
 /// Transfers the state of a basic block by evaluating each of its statements in
 /// the context of `Analysis` and the states of its predecessors that are
-/// available in `BlockStates`. `HandleTransferredStmt` (if provided) will be
-/// applied to each statement in the block, after it is evaluated.
+/// available in `BlockStates`.
 ///
 /// Requirements:
 ///
@@ -89,10 +88,7 @@ struct TypeErasedDataflowAnalysisState {
 TypeErasedDataflowAnalysisState transferBlock(
     std::vector<llvm::Optional<TypeErasedDataflowAnalysisState>> &BlockStates,
     const CFGBlock &Block, const Environment &InitEnv,
-    TypeErasedDataflowAnalysis &Analysis,
-    std::function<void(const CFGStmt &,
-                       const TypeErasedDataflowAnalysisState &)>
-        HandleTransferredStmt = nullptr);
+    TypeErasedDataflowAnalysis &Analysis);
 
 /// Performs dataflow analysis and returns a mapping from basic block IDs to
 /// dataflow analysis states that model the respective basic blocks. Indices

clang/lib/Analysis/FlowSensitive/TypeErasedDataflowAnalysis.cpp

@@ -66,10 +66,7 @@ static TypeErasedDataflowAnalysisState computeBlockInputState(
 TypeErasedDataflowAnalysisState transferBlock(
     std::vector<llvm::Optional<TypeErasedDataflowAnalysisState>> &BlockStates,
     const CFGBlock &Block, const Environment &InitEnv,
-    TypeErasedDataflowAnalysis &Analysis,
-    std::function<void(const CFGStmt &,
-                       const TypeErasedDataflowAnalysisState &)>
-        HandleTransferredStmt) {
+    TypeErasedDataflowAnalysis &Analysis) {
   TypeErasedDataflowAnalysisState State =
       computeBlockInputState(BlockStates, Block, InitEnv, Analysis);
   for (const CFGElement &Element : Block) {
@@ -82,8 +79,6 @@ TypeErasedDataflowAnalysisState transferBlock(
 
     State.Lattice = Analysis.transferTypeErased(Stmt.getValue().getStmt(),
                                                 State.Lattice, State.Env);
-    if (HandleTransferredStmt != nullptr)
-      HandleTransferredStmt(Stmt.getValue(), State);
   }
   return State;
 }

clang/unittests/Analysis/FlowSensitive/CMakeLists.txt

@@ -3,8 +3,6 @@ set(LLVM_LINK_COMPONENTS
   )
 
 add_clang_unittest(ClangAnalysisFlowSensitiveTests
-  TestingSupport.cpp
-  TestingSupportTest.cpp
   TypeErasedDataflowAnalysisTest.cpp
   )
 
@@ -16,13 +14,8 @@ clang_target_link_libraries(ClangAnalysisFlowSensitiveTests
   clangASTMatchers
   clangBasic
   clangFrontend
-  clangLex
   clangSerialization
   clangTesting
   clangTooling
   )
 
-target_link_libraries(ClangAnalysisFlowSensitiveTests
-  PRIVATE
-  LLVMTestingSupport
-  )