[ClassicFlang] Adapt header include paths

Some header files have been moved to new directories in LLVM 17.
StringExtras.h is no longer included transitively since D155178,
and now needs to be included explicitly by clang/Frontend/Utils.h.

Author: bryanpkc

clang/include/clang/Frontend/Utils.h

@@ -20,6 +20,7 @@
 #include "clang/Basic/TargetInfo.h"
 #include "llvm/ADT/ArrayRef.h"
 #include "llvm/ADT/IntrusiveRefCntPtr.h"
+#include "llvm/ADT/StringExtras.h"
 #include "llvm/ADT/StringMap.h"
 #include "llvm/ADT/StringRef.h"
 #include "llvm/ADT/StringSet.h"

clang/lib/Driver/ToolChains/ClassicFlang.cpp

@@ -31,8 +31,8 @@
 #include "llvm/Support/FileSystem.h"
 #include "llvm/Support/Path.h"
 #include "llvm/Support/Process.h"
-#include "llvm/Support/TargetParser.h"
 #include "llvm/Support/YAMLParser.h"
+#include "llvm/TargetParser/TargetParser.h"
 
 #ifdef LLVM_ON_UNIX
 #include <unistd.h> // For getuid().

clang/lib/Driver/ToolChains/ClassicFlang.h

@@ -11,13 +11,13 @@
 #define LLVM_CLANG_LIB_DRIVER_TOOLCHAINS_ClassicFlang_H
 
 #include "MSVC.h"
-#include "clang/Basic/DebugInfoOptions.h"
 #include "clang/Driver/Driver.h"
 #include "clang/Driver/Tool.h"
 #include "clang/Driver/Types.h"
-#include "llvm/ADT/Triple.h"
+#include "llvm/Frontend/Debug/Options.h"
 #include "llvm/Option/Option.h"
 #include "llvm/Support/raw_ostream.h"
+#include "llvm/TargetParser/Triple.h"
 
 namespace clang {
 namespace driver {