[TableGen] Remove unused includes (NFC) (#116168)

Identified with misc-include-cleaner.

Author: kazutakahirata

clang/utils/TableGen/ASTTableGen.cpp

@@ -13,9 +13,8 @@
 //===----------------------------------------------------------------------===//
 
 #include "ASTTableGen.h"
-#include "llvm/TableGen/Record.h"
 #include "llvm/TableGen/Error.h"
-#include <optional>
+#include "llvm/TableGen/Record.h"
 
 using namespace llvm;
 using namespace clang;

clang/utils/TableGen/ClangASTPropertiesEmitter.cpp

@@ -13,14 +13,12 @@
 #include "ASTTableGen.h"
 #include "TableGenBackends.h"
 
-#include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/Twine.h"
 #include "llvm/TableGen/Error.h"
 #include "llvm/TableGen/Record.h"
 #include "llvm/TableGen/TableGenBackend.h"
 #include <cctype>
 #include <map>
-#include <optional>
 #include <set>
 #include <string>
 using namespace llvm;

clang/utils/TableGen/ClangAttrEmitter.cpp

@@ -20,18 +20,14 @@
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/StringExtras.h"
-#include "llvm/ADT/StringMap.h"
 #include "llvm/ADT/StringRef.h"
-#include "llvm/ADT/StringSet.h"
 #include "llvm/ADT/StringSwitch.h"
-#include "llvm/ADT/iterator_range.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/raw_ostream.h"
 #include "llvm/TableGen/Error.h"
 #include "llvm/TableGen/Record.h"
 #include "llvm/TableGen/StringMatcher.h"
 #include "llvm/TableGen/TableGenBackend.h"
-#include <algorithm>
 #include <cassert>
 #include <cctype>
 #include <cstddef>
@@ -40,7 +36,6 @@
 #include <memory>
 #include <optional>
 #include <set>
-#include <sstream>
 #include <string>
 #include <utility>
 #include <vector>

clang/utils/TableGen/ClangDiagnosticsEmitter.cpp

@@ -14,7 +14,6 @@
 #include "llvm/ADT/DenseSet.h"
 #include "llvm/ADT/PointerUnion.h"
 #include "llvm/ADT/STLExtras.h"
-#include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/StringMap.h"

clang/utils/TableGen/ClangOpenCLBuiltinEmitter.cpp

@@ -18,7 +18,6 @@
 #include "llvm/ADT/MapVector.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/SmallSet.h"
-#include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/StringExtras.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/ADT/StringSet.h"

clang/utils/TableGen/ClangOptionDocEmitter.cpp

@@ -9,11 +9,10 @@
 //===----------------------------------------------------------------------===//
 
 #include "TableGenBackends.h"
-#include "llvm/TableGen/Error.h"
 #include "llvm/ADT/STLExtras.h"
-#include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/StringSwitch.h"
 #include "llvm/ADT/Twine.h"
+#include "llvm/TableGen/Error.h"
 #include "llvm/TableGen/Record.h"
 #include "llvm/TableGen/TableGenBackend.h"
 #include <cctype>

clang/utils/TableGen/ClangSACheckersEmitter.cpp

@@ -15,7 +15,6 @@
 #include "llvm/TableGen/Error.h"
 #include "llvm/TableGen/Record.h"
 #include "llvm/TableGen/TableGenBackend.h"
-#include <map>
 #include <string>
 
 using namespace llvm;

clang/utils/TableGen/ClangTypeNodesEmitter.cpp

@@ -52,8 +52,6 @@
 #include "llvm/TableGen/Error.h"
 #include "llvm/TableGen/Record.h"
 #include "llvm/TableGen/TableGenBackend.h"
-#include <set>
-#include <string>
 #include <vector>
 
 using namespace llvm;

clang/utils/TableGen/RISCVVEmitter.cpp

@@ -16,15 +16,12 @@
 
 #include "clang/Support/RISCVVIntrinsicUtils.h"
 #include "llvm/ADT/ArrayRef.h"
-#include "llvm/ADT/SmallSet.h"
 #include "llvm/ADT/StringExtras.h"
 #include "llvm/ADT/StringMap.h"
-#include "llvm/ADT/StringSet.h"
 #include "llvm/ADT/StringSwitch.h"
 #include "llvm/ADT/Twine.h"
 #include "llvm/TableGen/Error.h"
 #include "llvm/TableGen/Record.h"
-#include <numeric>
 #include <optional>
 
 using namespace llvm;

clang/utils/TableGen/SveEmitter.cpp

@@ -33,7 +33,6 @@
 #include <array>
 #include <cctype>
 #include <set>
-#include <sstream>
 #include <string>
 #include <tuple>