Revert 373551 (CodeExpander.cpp CMake issue)

Fix buildbots and revert the CodeExpander commit.

(See http://lists.llvm.org/pipermail/llvm-commits/Week-of-Mon-20190930/699857.html )

llvm-svn: 373581

1 files changed, 0 insertions, 203 deletions

diff --git a/llvm/unittests/TableGen/CodeExpanderTest.cpp b/llvm/unittests/TableGen/CodeExpanderTest.cpp
deleted file mode 100644
index 75b9b737370..00000000000
--- a/llvm/unittests/TableGen/CodeExpanderTest.cpp
+++ /dev/null
@@ -1,203 +0,0 @@
-//===- llvm/unittest/TableGen/CodeExpanderTest.cpp - Tests ----------------===//
-//
-// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
-// See https://llvm.org/LICENSE.txt for license information.
-// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
-//
-//===----------------------------------------------------------------------===//
-
-#include "GlobalISel/CodeExpander.h"
-#include "GlobalISel/CodeExpansions.h"
-
-#include "llvm/Support/raw_ostream.h"
-#include "llvm/TableGen/Error.h"
-#include "gtest/gtest.h"
-
-using namespace llvm;
-
-static StringRef bufferize(StringRef Str) {
-  std::unique_ptr<MemoryBuffer> Buffer =
-      MemoryBuffer::getMemBufferCopy(Str, "TestBuffer");
-  StringRef StrBufferRef = Buffer->getBuffer();
-  SrcMgr.AddNewSourceBuffer(std::move(Buffer), SMLoc());
-  return StrBufferRef;
-}
-
-class RAIIDiagnosticChecker {
-  std::string EmittedDiags;
-  raw_string_ostream OS;
-  std::vector<SMDiagnostic> Expected;
-  std::vector<SMDiagnostic> Received;
-
-public:
-  RAIIDiagnosticChecker() : OS(EmittedDiags) {
-    SrcMgr.setDiagHandler(handler, this);
-  }
-  ~RAIIDiagnosticChecker() {
-    SrcMgr.setDiagHandler(nullptr);
-    EXPECT_EQ(Received.size(), Expected.size());
-    for (unsigned i = 0; i < Received.size() && i < Expected.size(); ++i) {
-      EXPECT_EQ(Received[i].getLoc(), Expected[i].getLoc());
-      EXPECT_EQ(Received[i].getFilename(), Expected[i].getFilename());
-      EXPECT_EQ(Received[i].getKind(), Expected[i].getKind());
-      EXPECT_EQ(Received[i].getLineNo(), Expected[i].getLineNo());
-      EXPECT_EQ(Received[i].getColumnNo(), Expected[i].getColumnNo());
-      EXPECT_EQ(Received[i].getMessage(), Expected[i].getMessage());
-      EXPECT_EQ(Received[i].getLineContents(), Expected[i].getLineContents());
-      EXPECT_EQ(Received[i].getRanges(), Expected[i].getRanges());
-    }
-
-    if (testing::Test::HasFailure())
-      errs() << "Emitted diagnostic:\n" << OS.str();
-  }
-
-  void expect(SMDiagnostic D) { Expected.push_back(D); }
-
-  void diag(const SMDiagnostic &D) {
-    Received.push_back(D);
-  }
-
-  static void handler(const SMDiagnostic &D, void *Context) {
-    RAIIDiagnosticChecker *Self = static_cast<RAIIDiagnosticChecker *>(Context);
-    Self->diag(D);
-    SrcMgr.setDiagHandler(nullptr);
-    SrcMgr.PrintMessage(Self->OS, D);
-    SrcMgr.setDiagHandler(handler, Context);
-  };
-};
-
-TEST(CodeExpander, NoExpansions) {
-  std::string Result;
-  raw_string_ostream OS(Result);
-  CodeExpansions Expansions;
-
-  RAIIDiagnosticChecker DiagChecker;
-  CodeExpander("No expansions", Expansions, SMLoc(), false).emit(OS);
-  EXPECT_EQ(OS.str(), "No expansions");
-}
-
-// Indentation is applied to all lines except the first
-TEST(CodeExpander, Indentation) {
-  std::string Result;
-  raw_string_ostream OS(Result);
-  CodeExpansions Expansions;
-
-  RAIIDiagnosticChecker DiagChecker;
-  CodeExpander("No expansions\nsecond line\nthird line", Expansions, SMLoc(),
-               false, "  ")
-      .emit(OS);
-  EXPECT_EQ(OS.str(), "No expansions\n  second line\n  third line");
-}
-
-// \ is an escape character that removes special meanings from the next
-// character.
-TEST(CodeExpander, Escape) {
-  std::string Result;
-  raw_string_ostream OS(Result);
-  CodeExpansions Expansions;
-
-  RAIIDiagnosticChecker DiagChecker;
-  CodeExpander("\\\\\\a\\$", Expansions, SMLoc(), false).emit(OS);
-  EXPECT_EQ(OS.str(), "\\a$");
-}
-
-// $foo is not an expansion. It should warn though.
-TEST(CodeExpander, NotAnExpansion) {
-  std::string Result;
-  raw_string_ostream OS(Result);
-  CodeExpansions Expansions;
-
-  RAIIDiagnosticChecker DiagChecker;
-  StringRef In = bufferize(" $foo");
-  CodeExpander(" $foo", Expansions, SMLoc::getFromPointer(In.data()), false)
-      .emit(OS);
-  EXPECT_EQ(OS.str(), " $foo");
-  DiagChecker.expect(SMDiagnostic(
-      SrcMgr, SMLoc::getFromPointer(In.data() + 1), "TestBuffer", 1, 1,
-      SourceMgr::DK_Warning, "Assuming missing escape character", " $foo", {}));
-}
-
-// \$foo is not an expansion but shouldn't warn as it's using the escape.
-TEST(CodeExpander, EscapedNotAnExpansion) {
-  std::string Result;
-  raw_string_ostream OS(Result);
-  CodeExpansions Expansions;
-
-  RAIIDiagnosticChecker DiagChecker;
-  CodeExpander("\\$foo", Expansions, SMLoc(), false).emit(OS);
-  EXPECT_EQ(OS.str(), "$foo");
-}
-
-// \${foo is not an expansion but shouldn't warn as it's using the escape.
-TEST(CodeExpander, EscapedUnterminatedExpansion) {
-  std::string Result;
-  raw_string_ostream OS(Result);
-  CodeExpansions Expansions;
-
-  RAIIDiagnosticChecker DiagChecker;
-  CodeExpander("\\${foo", Expansions, SMLoc(), false).emit(OS);
-  EXPECT_EQ(OS.str(), "${foo");
-}
-
-// \${foo is not an expansion but shouldn't warn as it's using the escape.
-TEST(CodeExpander, EscapedExpansion) {
-  std::string Result;
-  raw_string_ostream OS(Result);
-  CodeExpansions Expansions;
-
-  RAIIDiagnosticChecker DiagChecker;
-  CodeExpander("\\${foo}", Expansions, SMLoc(), false).emit(OS);
-  EXPECT_EQ(OS.str(), "${foo}");
-}
-
-// ${foo} is an undefined expansion and should error.
-TEST(CodeExpander, UndefinedExpansion) {
-  std::string Result;
-  raw_string_ostream OS(Result);
-  CodeExpansions Expansions;
-  Expansions.declare("bar", "expansion");
-
-  RAIIDiagnosticChecker DiagChecker;
-  CodeExpander("${foo}${bar}", Expansions, SMLoc(), false).emit(OS);
-  EXPECT_EQ(OS.str(), "expansion");
-  DiagChecker.expect(
-      SMDiagnostic(SrcMgr, SMLoc(), "<unknown>", 0, -1, SourceMgr::DK_Error,
-                   "Attempting to expand an undeclared variable foo", "", {}));
-}
-
-// ${foo} is an undefined expansion and should error. When given a valid
-// location for the start of the buffer it should correctly point at the
-// expansion being performed.
-TEST(CodeExpander, UndefinedExpansionWithLoc) {
-  std::string Result;
-  raw_string_ostream OS(Result);
-  CodeExpansions Expansions;
-  Expansions.declare("bar", "expansion");
-
-  RAIIDiagnosticChecker DiagChecker;
-  StringRef In = bufferize("Padding ${foo}${bar}");
-  CodeExpander(In, Expansions, SMLoc::getFromPointer(In.data()), false)
-      .emit(OS);
-  EXPECT_EQ(OS.str(), "Padding expansion");
-  DiagChecker.expect(SMDiagnostic(
-      SrcMgr, SMLoc::getFromPointer(In.data() + 8), "TestBuffer", 1, 8,
-      SourceMgr::DK_Error, "Attempting to expand an undeclared variable foo",
-      "Padding ${foo}${bar}", {}));
-}
-
-// ${bar is an unterminated expansion. Warn and implicitly terminate it.
-TEST(CodeExpander, UnterminatedExpansion) {
-  std::string Result;
-  raw_string_ostream OS(Result);
-  CodeExpansions Expansions;
-  Expansions.declare("bar", "expansion");
-
-  RAIIDiagnosticChecker DiagChecker;
-  StringRef In = bufferize(" ${bar");
-  CodeExpander(In, Expansions, SMLoc::getFromPointer(In.data()), false)
-      .emit(OS);
-  EXPECT_EQ(OS.str(), " expansion");
-  DiagChecker.expect(SMDiagnostic(SrcMgr, SMLoc::getFromPointer(In.data() + 1),
-                                  "TestBuffer", 1, 1, SourceMgr::DK_Warning,
-                                  "Unterminated expansion", " ${bar", {}));
-}