[clang] Remove unused includes (NFC) (#146254)

These are identified by misc-include-cleaner.  I've filtered out those
that break builds.  Also, I'm staying away from llvm-config.h,
config.h, and Compiler.h, which likely cause platform- or
compiler-specific build failures.

clang/lib/AST/ByteCode/InterpFrame.cpp

@@ -8,7 +8,6 @@
 
 #include "InterpFrame.h"
 #include "Boolean.h"
-#include "Floating.h"
 #include "Function.h"
 #include "InterpStack.h"
 #include "InterpState.h"

clang/lib/AST/Decl.cpp

@@ -66,7 +66,6 @@
 #include <cassert>
 #include <cstddef>
 #include <cstring>
-#include <memory>
 #include <optional>
 #include <string>
 #include <tuple>

clang/lib/AST/DeclObjC.cpp

@@ -27,7 +27,6 @@
 #include "llvm/ADT/SmallVector.h"
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/raw_ostream.h"
-#include <algorithm>
 #include <cassert>
 #include <cstdint>
 #include <cstring>

clang/lib/AST/ExprConcepts.cpp

@@ -23,7 +23,6 @@
 #include "clang/AST/TemplateBase.h"
 #include "clang/AST/Type.h"
 #include "clang/Basic/SourceLocation.h"
-#include <algorithm>
 
 using namespace clang;
 

clang/lib/AST/ExprObjC.cpp

@@ -17,7 +17,6 @@
 #include "clang/AST/Type.h"
 #include "clang/AST/TypeLoc.h"
 #include "llvm/Support/ErrorHandling.h"
-#include <algorithm>
 #include <cassert>
 #include <cstdint>
 

clang/lib/AST/StmtPrinter.cpp

@@ -47,7 +47,6 @@
 #include "clang/Lex/Lexer.h"
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/STLExtras.h"
-#include "llvm/ADT/SmallVector.h"
 #include "llvm/ADT/StringExtras.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/Support/Compiler.h"

clang/lib/Analysis/RetainSummaryManager.cpp

@@ -12,13 +12,12 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "clang/Analysis/DomainSpecific/CocoaConventions.h"
 #include "clang/Analysis/RetainSummaryManager.h"
 #include "clang/AST/Attr.h"
 #include "clang/AST/DeclCXX.h"
 #include "clang/AST/DeclObjC.h"
-#include "clang/AST/ParentMap.h"
 #include "clang/ASTMatchers/ASTMatchFinder.h"
+#include "clang/Analysis/DomainSpecific/CocoaConventions.h"
 #include <optional>
 
 using namespace clang;

clang/lib/Basic/SourceManager.cpp

@@ -24,7 +24,6 @@
 #include "llvm/ADT/StringRef.h"
 #include "llvm/ADT/StringSwitch.h"
 #include "llvm/Support/Allocator.h"
-#include "llvm/Support/AutoConvert.h"
 #include "llvm/Support/Capacity.h"
 #include "llvm/Support/Compiler.h"
 #include "llvm/Support/Endian.h"

clang/lib/DirectoryWatcher/linux/DirectoryWatcher-linux.cpp

@@ -9,19 +9,14 @@
 #include "DirectoryScanner.h"
 #include "clang/DirectoryWatcher/DirectoryWatcher.h"
 
-#include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/ScopeExit.h"
-#include "llvm/Support/AlignOf.h"
 #include "llvm/Support/Errno.h"
 #include "llvm/Support/Error.h"
-#include "llvm/Support/Path.h"
-#include <atomic>
 #include <condition_variable>
 #include <mutex>
 #include <queue>
 #include <string>
 #include <thread>
-#include <vector>
 
 #include <fcntl.h>
 #include <limits.h>

clang/lib/Driver/ToolChains/Managarm.cpp

@@ -7,7 +7,6 @@
 //===----------------------------------------------------------------------===//
 
 #include "Managarm.h"
-#include "Arch/ARM.h"
 #include "Arch/RISCV.h"
 #include "clang/Config/config.h"
 #include "clang/Driver/CommonArgs.h"

clang/lib/Edit/Commit.cpp

@@ -16,7 +16,6 @@
 #include "clang/Lex/PPConditionalDirectiveRecord.h"
 #include "llvm/ADT/StringRef.h"
 #include <cassert>
-#include <utility>
 
 using namespace clang;
 using namespace edit;

clang/lib/FrontendTool/ExecuteCompilerInvocation.cpp

@@ -26,7 +26,6 @@
 #include "clang/StaticAnalyzer/Frontend/AnalyzerHelpFlags.h"
 #include "clang/StaticAnalyzer/Frontend/FrontendActions.h"
 #include "llvm/Option/OptTable.h"
-#include "llvm/Option/Option.h"
 #include "llvm/Support/BuryPointer.h"
 #include "llvm/Support/DynamicLibrary.h"
 #include "llvm/Support/ErrorHandling.h"

clang/lib/Lex/Lexer.cpp

@@ -44,7 +44,6 @@
 #include <optional>
 #include <string>
 #include <tuple>
-#include <utility>
 
 #ifdef __SSE4_2__
 #include <nmmintrin.h>

clang/lib/Lex/MacroInfo.cpp

@@ -22,7 +22,6 @@
 #include "llvm/Support/raw_ostream.h"
 #include <cassert>
 #include <optional>
-#include <utility>
 
 using namespace clang;
 

clang/lib/Parse/ParseDeclCXX.cpp

@@ -25,7 +25,6 @@
 #include "clang/Parse/RAIIObjectsForParser.h"
 #include "clang/Sema/DeclSpec.h"
 #include "clang/Sema/EnterExpressionEvaluationContext.h"
-#include "clang/Sema/Lookup.h"
 #include "clang/Sema/ParsedTemplate.h"
 #include "clang/Sema/Scope.h"
 #include "clang/Sema/SemaCodeCompletion.h"

clang/lib/Sema/SemaDecl.cpp

@@ -62,7 +62,6 @@
 #include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/StringExtras.h"
-#include "llvm/Frontend/HLSL/HLSLRootSignature.h"
 #include "llvm/Support/SaveAndRestore.h"
 #include "llvm/TargetParser/Triple.h"
 #include <algorithm>

clang/lib/Sema/SemaExpr.cpp

@@ -55,7 +55,6 @@
 #include "clang/Sema/SemaCUDA.h"
 #include "clang/Sema/SemaFixItUtils.h"
 #include "clang/Sema/SemaHLSL.h"
-#include "clang/Sema/SemaInternal.h"
 #include "clang/Sema/SemaObjC.h"
 #include "clang/Sema/SemaOpenMP.h"
 #include "clang/Sema/SemaPseudoObject.h"

clang/lib/Serialization/ASTWriterDecl.cpp

@@ -23,7 +23,6 @@
 #include "clang/Serialization/ASTRecordWriter.h"
 #include "llvm/Bitstream/BitstreamWriter.h"
 #include "llvm/Support/ErrorHandling.h"
-#include <optional>
 using namespace clang;
 using namespace serialization;