diff --git a/compiler/rustc_llvm/llvm-wrapper/CoverageMappingWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/CoverageMappingWrapper.cpp
index b32af5e5e75cc..356a6f4b1f0c0 100644
--- a/compiler/rustc_llvm/llvm-wrapper/CoverageMappingWrapper.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/CoverageMappingWrapper.cpp
@@ -1,5 +1,9 @@
 #include "LLVMWrapper.h"
+
 #include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/IR/GlobalVariable.h"
+#include "llvm/IR/Module.h"
 #include "llvm/ProfileData/Coverage/CoverageMapping.h"
 #include "llvm/ProfileData/Coverage/CoverageMappingWriter.h"
 #include "llvm/ProfileData/InstrProf.h"
diff --git a/compiler/rustc_llvm/llvm-wrapper/LLVMWrapper.h b/compiler/rustc_llvm/llvm-wrapper/LLVMWrapper.h
index 73bbc9de855fa..debf313ae6df4 100644
--- a/compiler/rustc_llvm/llvm-wrapper/LLVMWrapper.h
+++ b/compiler/rustc_llvm/llvm-wrapper/LLVMWrapper.h
@@ -1,31 +1,11 @@
+#ifndef RUSTC_LLVM_LLVMWRAPPER_H
+#define RUSTC_LLVM_LLVMWRAPPER_H
+
 #include "SuppressLLVMWarnings.h"
 
-#include "llvm-c/BitReader.h"
-#include "llvm-c/Core.h"
-#include "llvm-c/Object.h"
-#include "llvm/ADT/ArrayRef.h"
-#include "llvm/ADT/DenseSet.h"
-#include "llvm/ADT/SmallVector.h"
-#include "llvm/Analysis/Lint.h"
-#include "llvm/Analysis/Passes.h"
-#include "llvm/IR/IRBuilder.h"
-#include "llvm/IR/InlineAsm.h"
-#include "llvm/IR/LLVMContext.h"
-#include "llvm/IR/Module.h"
-#include "llvm/Support/CommandLine.h"
-#include "llvm/Support/Debug.h"
-#include "llvm/Support/DynamicLibrary.h"
-#include "llvm/Support/FormattedStream.h"
-#include "llvm/Support/JSON.h"
-#include "llvm/Support/Memory.h"
-#include "llvm/Support/SourceMgr.h"
-#include "llvm/Support/TargetSelect.h"
-#include "llvm/Support/Timer.h"
 #include "llvm/Support/raw_ostream.h"
-#include "llvm/Target/TargetMachine.h"
-#include "llvm/Target/TargetOptions.h"
-#include "llvm/Transforms/IPO.h"
-#include "llvm/Transforms/Scalar.h"
+#include <cstddef>
+#include <cstdint>
 
 #define LLVM_VERSION_GE(major, minor)                                          \
   (LLVM_VERSION_MAJOR > (major) ||                                             \
@@ -33,24 +13,6 @@
 
 #define LLVM_VERSION_LT(major, minor) (!LLVM_VERSION_GE((major), (minor)))
 
-#if LLVM_VERSION_GE(20, 0)
-#include "llvm/Transforms/Utils/Instrumentation.h"
-#else
-#include "llvm/Transforms/Instrumentation.h"
-#endif
-
-#include "llvm/IR/LegacyPassManager.h"
-
-#include "llvm/Bitcode/BitcodeReader.h"
-#include "llvm/Bitcode/BitcodeWriter.h"
-
-#include "llvm/IR/DIBuilder.h"
-#include "llvm/IR/DebugInfo.h"
-#include "llvm/IR/IRPrintingPasses.h"
-#include "llvm/Linker/Linker.h"
-
-#include "llvm/TargetParser/Triple.h"
-
 extern "C" void LLVMRustSetLastError(const char *);
 
 enum class LLVMRustResult { Success, Failure };
@@ -126,3 +88,5 @@ class RawRustStringOstream : public llvm::raw_ostream {
     flush();
   }
 };
+
+#endif // RUSTC_LLVM_LLVMWRAPPER_H
diff --git a/compiler/rustc_llvm/llvm-wrapper/Linker.cpp b/compiler/rustc_llvm/llvm-wrapper/Linker.cpp
index f43128ed55058..fdf54e2d9b46c 100644
--- a/compiler/rustc_llvm/llvm-wrapper/Linker.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/Linker.cpp
@@ -1,8 +1,10 @@
-#include "llvm/Linker/Linker.h"
-#include "SuppressLLVMWarnings.h"
-
 #include "LLVMWrapper.h"
 
+#include "llvm/Bitcode/BitcodeReader.h"
+#include "llvm/IR/Module.h"
+#include "llvm/Linker/Linker.h"
+#include "llvm/Support/MemoryBuffer.h"
+
 using namespace llvm;
 
 struct RustLinker {
diff --git a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
index 5d2df6ddfc912..9dfeb52d29a83 100644
--- a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
@@ -1,54 +1,45 @@
-#include <stdio.h>
-
-#include <cstddef>
-#include <iomanip>
-#include <set>
-#include <vector>
-
 #include "LLVMWrapper.h"
 
-#include "llvm/Analysis/AliasAnalysis.h"
+#include "llvm-c/Core.h"
+#include "llvm/Analysis/Lint.h"
 #include "llvm/Analysis/TargetLibraryInfo.h"
-#include "llvm/Analysis/TargetTransformInfo.h"
 #include "llvm/Bitcode/BitcodeWriter.h"
 #include "llvm/CodeGen/CommandFlags.h"
-#include "llvm/CodeGen/TargetSubtargetInfo.h"
 #include "llvm/IR/AssemblyAnnotationWriter.h"
 #include "llvm/IR/AutoUpgrade.h"
-#include "llvm/IR/IntrinsicInst.h"
+#include "llvm/IR/LegacyPassManager.h"
 #include "llvm/IR/Verifier.h"
 #include "llvm/LTO/LTO.h"
+#include "llvm/MC/MCSubtargetInfo.h"
 #include "llvm/MC/TargetRegistry.h"
-#include "llvm/Object/IRObjectFile.h"
 #include "llvm/Object/ObjectFile.h"
 #include "llvm/Passes/PassBuilder.h"
 #include "llvm/Passes/PassPlugin.h"
 #include "llvm/Passes/StandardInstrumentations.h"
 #include "llvm/Support/CBindingWrapping.h"
 #include "llvm/Support/FileSystem.h"
-#include "llvm/Support/TimeProfiler.h"
 #include "llvm/Support/VirtualFileSystem.h"
 #include "llvm/Target/TargetMachine.h"
 #include "llvm/TargetParser/Host.h"
-#include "llvm/Transforms/IPO/AlwaysInliner.h"
 #include "llvm/Transforms/IPO/FunctionImport.h"
 #include "llvm/Transforms/IPO/Internalize.h"
 #include "llvm/Transforms/IPO/LowerTypeTests.h"
 #include "llvm/Transforms/IPO/ThinLTOBitcodeWriter.h"
 #include "llvm/Transforms/Instrumentation/AddressSanitizer.h"
 #include "llvm/Transforms/Instrumentation/DataFlowSanitizer.h"
-#include "llvm/Transforms/Utils/AddDiscriminators.h"
-#include "llvm/Transforms/Utils/FunctionImportUtils.h"
-#if LLVM_VERSION_GE(19, 0)
-#include "llvm/Support/PGOOptions.h"
-#endif
 #include "llvm/Transforms/Instrumentation/HWAddressSanitizer.h"
 #include "llvm/Transforms/Instrumentation/InstrProfiling.h"
 #include "llvm/Transforms/Instrumentation/MemorySanitizer.h"
 #include "llvm/Transforms/Instrumentation/ThreadSanitizer.h"
-#include "llvm/Transforms/Utils.h"
 #include "llvm/Transforms/Utils/CanonicalizeAliases.h"
+#include "llvm/Transforms/Utils/FunctionImportUtils.h"
 #include "llvm/Transforms/Utils/NameAnonGlobals.h"
+#include <set>
+#include <vector>
+
+#if LLVM_VERSION_GE(19, 0)
+#include "llvm/Support/PGOOptions.h"
+#endif
 
 using namespace llvm;
 
diff --git a/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
index 645b4082be5de..5a02b0046320e 100644
--- a/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/RustWrapper.cpp
@@ -1,28 +1,29 @@
 #include "LLVMWrapper.h"
+
+#include "llvm-c/Core.h"
 #include "llvm/ADT/Statistic.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/BinaryFormat/Magic.h"
 #include "llvm/Bitcode/BitcodeWriter.h"
+#include "llvm/IR/DIBuilder.h"
 #include "llvm/IR/DebugInfoMetadata.h"
-#include "llvm/IR/DiagnosticHandler.h"
 #include "llvm/IR/DiagnosticInfo.h"
 #include "llvm/IR/DiagnosticPrinter.h"
-#include "llvm/IR/GlobalVariable.h"
+#include "llvm/IR/IRBuilder.h"
+#include "llvm/IR/InlineAsm.h"
 #include "llvm/IR/Instructions.h"
-#include "llvm/IR/Intrinsics.h"
 #include "llvm/IR/IntrinsicsARM.h"
 #include "llvm/IR/LLVMRemarkStreamer.h"
 #include "llvm/IR/Mangler.h"
-#include "llvm/IR/Value.h"
-#include "llvm/Object/Archive.h"
+#include "llvm/IR/Module.h"
 #include "llvm/Object/COFFImportFile.h"
-#include "llvm/Object/ObjectFile.h"
-#include "llvm/Pass.h"
-#include "llvm/Remarks/RemarkFormat.h"
-#include "llvm/Remarks/RemarkSerializer.h"
 #include "llvm/Remarks/RemarkStreamer.h"
-#include "llvm/Support/ModRef.h"
+#include "llvm/Support/Compression.h"
+#include "llvm/Support/FileSystem.h"
+#include "llvm/Support/JSON.h"
 #include "llvm/Support/Signals.h"
+#include "llvm/Support/Timer.h"
 #include "llvm/Support/ToolOutputFile.h"
-
 #include <iostream>
 
 // for raw `write` in the bad-alloc handler