[llvm] [RFC] Emit dwarf data for signature-changed or new functions (PR #157349)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp,h -- llvm/include/llvm/Transforms/Utils/EmitChangedFuncDebugInfo.h llvm/lib/Transforms/Utils/EmitChangedFuncDebugInfo.cpp llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h llvm/lib/Passes/PassBuilder.cpp llvm/lib/Passes/PassBuilderPipelines.cpp llvm/lib/Transforms/IPO/ArgumentPromotion.cpp
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``````````diff
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index 3245d486f..5a64fba29 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -1297,7 +1297,7 @@ void DwarfDebug::addChangedSubprograms() {
     DITypeRefArray Args = ExtraSP->getType()->getTypeArray();
 
     if (Args[0])
-        Cu.addType(*ScopeDIE, Args[0]);
+      Cu.addType(*ScopeDIE, Args[0]);
 
     if (ExtraSP->getType()->getCC() == llvm::dwarf::DW_CC_nocall) {
       Cu.addUInt(*ScopeDIE, dwarf::DW_AT_calling_convention,
@@ -1322,7 +1322,7 @@ void DwarfDebug::addChangedSubprograms() {
     for (unsigned i = 1, N = Args.size(); i < N; ++i) {
       const DIType *Ty = Args[i];
       if (!Ty) {
-        assert(i == N-1 && "Unspecified parameter must be the last argument");
+        assert(i == N - 1 && "Unspecified parameter must be the last argument");
         Cu.createAndAddDIE(dwarf::DW_TAG_unspecified_parameters, *ScopeDIE);
       } else {
         DIE &Arg =
diff --git a/llvm/lib/Passes/PassBuilder.cpp b/llvm/lib/Passes/PassBuilder.cpp
index fa937a9a3..40fbf5947 100644
--- a/llvm/lib/Passes/PassBuilder.cpp
+++ b/llvm/lib/Passes/PassBuilder.cpp
@@ -344,10 +344,10 @@
 #include "llvm/Transforms/Utils/CanonicalizeAliases.h"
 #include "llvm/Transforms/Utils/CanonicalizeFreezeInLoops.h"
 #include "llvm/Transforms/Utils/CountVisits.h"
-#include "llvm/Transforms/Utils/EmitChangedFuncDebugInfo.h"
 #include "llvm/Transforms/Utils/DXILUpgrade.h"
 #include "llvm/Transforms/Utils/Debugify.h"
 #include "llvm/Transforms/Utils/DeclareRuntimeLibcalls.h"
+#include "llvm/Transforms/Utils/EmitChangedFuncDebugInfo.h"
 #include "llvm/Transforms/Utils/EntryExitInstrumenter.h"
 #include "llvm/Transforms/Utils/FixIrreducible.h"
 #include "llvm/Transforms/Utils/HelloWorld.h"

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https://github.com/llvm/llvm-project/pull/157349