From 485d7eaefd93c4f6bc8c51c9a169ffb22ce3a898 Mon Sep 17 00:00:00 2001
From: Fangrui Song <i@maskray.me>
Date: Sat, 22 Jun 2024 09:41:34 -0700
Subject: [MC] Remove remnant code related to pending labels

---
 llvm/include/llvm/MC/MCObjectStreamer.h | 8 --------
 llvm/lib/MC/MCObjectStreamer.cpp        | 2 --
 llvm/lib/MC/MCSection.cpp               | 3 ---
 3 files changed, 13 deletions(-)

diff --git a/llvm/include/llvm/MC/MCObjectStreamer.h b/llvm/include/llvm/MC/MCObjectStreamer.h
index f4406b25..9f6e1aa9 100644
--- a/llvm/include/llvm/MC/MCObjectStreamer.h
+++ b/llvm/include/llvm/MC/MCObjectStreamer.h
@@ -43,8 +43,6 @@ class MCObjectStreamer : public MCStreamer {
   std::unique_ptr<MCAssembler> Assembler;
   bool EmitEHFrame;
   bool EmitDebugFrame;
-  SmallVector<MCSymbol *, 2> PendingLabels;
-  SmallSetVector<MCSection *, 4> PendingLabelSections;
   unsigned CurSubsectionIdx = 0;
   struct PendingMCFixup {
     const MCSymbol *Sym;
@@ -105,12 +103,6 @@ public:
 protected:
   bool changeSectionImpl(MCSection *Section, const MCExpr *Subsection);
 
-  /// If any labels have been emitted but not assigned fragments in the current
-  /// Section and Subsection, ensure that they get assigned to fragment F.
-  /// Optionally, one can provide an offset \p FOffset as a symbol offset within
-  /// the fragment.
-  void flushPendingLabels(MCFragment *F, uint64_t FOffset = 0) {}
-
 public:
   void visitUsedSymbol(const MCSymbol &Sym) override;
 
diff --git a/llvm/lib/MC/MCObjectStreamer.cpp b/llvm/lib/MC/MCObjectStreamer.cpp
index f724973..7550651 100644
--- a/llvm/lib/MC/MCObjectStreamer.cpp
+++ b/llvm/lib/MC/MCObjectStreamer.cpp
@@ -128,8 +128,6 @@ void MCObjectStreamer::reset() {
   }
   EmitEHFrame = true;
   EmitDebugFrame = false;
-  PendingLabels.clear();
-  PendingLabelSections.clear();
   MCStreamer::reset();
 }
 
diff --git a/llvm/lib/MC/MCSection.cpp b/llvm/lib/MC/MCSection.cpp
index 495826e..c209c97 100644
--- a/llvm/lib/MC/MCSection.cpp
+++ b/llvm/lib/MC/MCSection.cpp
@@ -79,9 +79,6 @@ void MCSection::switchSubsection(unsigned Subsection) {
 
 StringRef MCSection::getVirtualSectionKind() const { return "virtual"; }
 
-void MCSection::addPendingLabel(MCSymbol *label, unsigned Subsection) {
-}
-
 #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
 LLVM_DUMP_METHOD void MCSection::dump() const {
   raw_ostream &OS = errs();
-- 
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