Imported Upstream version 5.18.0.182

Former-commit-id: f9d55cf82631bfd710c387739687e5845296aea1

external/llvm/unittests/Transforms/Utils/CodeExtractor.cpp

@@ -1,69 +0,0 @@
-//===- CodeExtractor.cpp - Unit tests for CodeExtractor -------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/Transforms/Utils/CodeExtractor.h"
-#include "llvm/AsmParser/Parser.h"
-#include "llvm/IR/BasicBlock.h"
-#include "llvm/IR/Dominators.h"
-#include "llvm/IR/LLVMContext.h"
-#include "llvm/IR/Module.h"
-#include "llvm/IR/Verifier.h"
-#include "llvm/IRReader/IRReader.h"
-#include "llvm/Support/SourceMgr.h"
-#include "gtest/gtest.h"
-
-using namespace llvm;
-
-namespace {
-TEST(CodeExtractor, ExitStub) {
-  LLVMContext Ctx;
-  SMDiagnostic Err;
-  std::unique_ptr<Module> M(parseAssemblyString(R"invalid(
-    define i32 @foo(i32 %x, i32 %y, i32 %z) {
-    header:
-      %0 = icmp ugt i32 %x, %y
-      br i1 %0, label %body1, label %body2
-
-    body1:
-      %1 = add i32 %z, 2
-      br label %notExtracted
-
-    body2:
-      %2 = mul i32 %z, 7
-      br label %notExtracted
-
-    notExtracted:
-      %3 = phi i32 [ %1, %body1 ], [ %2, %body2 ]
-      %4 = add i32 %3, %x
-      ret i32 %4
-    }
-  )invalid",
-                                                Err, Ctx));
-
-  Function *Func = M->getFunction("foo");
-  SmallVector<BasicBlock *, 3> Candidates;
-  for (auto &BB : *Func) {
-    if (BB.getName() == "body1")
-      Candidates.push_back(&BB);
-    if (BB.getName() == "body2")
-      Candidates.push_back(&BB);
-  }
-  // CodeExtractor requires the first basic block
-  // to dominate all the other ones.
-  Candidates.insert(Candidates.begin(), &Func->getEntryBlock());
-
-  DominatorTree DT(*Func);
-  CodeExtractor CE(Candidates, &DT);
-  EXPECT_TRUE(CE.isEligible());
-
-  Function *Outlined = CE.extractCodeRegion();
-  EXPECT_TRUE(Outlined);
-  EXPECT_FALSE(verifyFunction(*Outlined));
-}
-} // end anonymous namespace