[llvm] [BPF] Report an error if comparison imm operand cannot fit in 32bit (PR #142989)

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You can test this locally with the following command:
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``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions cpp -- llvm/lib/Target/BPF/MCTargetDesc/BPFMCCodeEmitter.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Target/BPF/MCTargetDesc/BPFMCCodeEmitter.cpp b/llvm/lib/Target/BPF/MCTargetDesc/BPFMCCodeEmitter.cpp
index 807035f16..c30b6fe69 100644
--- a/llvm/lib/Target/BPF/MCTargetDesc/BPFMCCodeEmitter.cpp
+++ b/llvm/lib/Target/BPF/MCTargetDesc/BPFMCCodeEmitter.cpp
@@ -39,7 +39,7 @@ class BPFMCCodeEmitter : public MCCodeEmitter {
 public:
   BPFMCCodeEmitter(const MCInstrInfo &, const MCRegisterInfo &mri,
                    bool IsLittleEndian, MCContext &ctx)
-      : MRI(mri), IsLittleEndian(IsLittleEndian), Ctx(ctx) { }
+      : MRI(mri), IsLittleEndian(IsLittleEndian), Ctx(ctx) {}
   BPFMCCodeEmitter(const BPFMCCodeEmitter &) = delete;
   void operator=(const BPFMCCodeEmitter &) = delete;
   ~BPFMCCodeEmitter() override = default;
@@ -86,7 +86,8 @@ unsigned BPFMCCodeEmitter::getMachineOpValue(const MCInst &MI,
   if (MO.isImm()) {
     int64_t Imm = MO.getImm();
     if (MI.getOpcode() != BPF::LD_imm64 && (Imm < INT_MIN || Imm > UINT_MAX))
-      Ctx.reportError(MI.getLoc(), "immediate out of range, shall fit in 32 bits");
+      Ctx.reportError(MI.getLoc(),
+                      "immediate out of range, shall fit in 32 bits");
     return static_cast<unsigned>(Imm);
   }
 

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https://github.com/llvm/llvm-project/pull/142989