Remove dead code. Improve llvm_unreachable text. Simplify some control flow.

[oota-llvm.git] / lib / CodeGen / MachineModuleInfoImpls.cpp

diff --git a/lib/CodeGen/MachineModuleInfoImpls.cpp b/lib/CodeGen/MachineModuleInfoImpls.cpp
index 10de1deec4e70e123025a9e8ea5accbc6c30cefb..5ab56c09f5f6bfd41ebed9317ff1399f857d52ad 100644 (file)
--- a/lib/CodeGen/MachineModuleInfoImpls.cpp
+++ b/lib/CodeGen/MachineModuleInfoImpls.cpp
@@ -22,23 +22,24 @@ using namespace llvm;
 
 // Out of line virtual method.
 void MachineModuleInfoMachO::Anchor() {}
-
+void MachineModuleInfoELF::Anchor() {}
 
 static int SortSymbolPair(const void *LHS, const void *RHS) {
-  const MCSymbol *LHSS =
-    ((const std::pair<const MCSymbol*, const MCSymbol*>*)LHS)->first;
-  const MCSymbol *RHSS =
-    ((const std::pair<const MCSymbol*, const MCSymbol*>*)RHS)->first;
+  typedef std::pair<MCSymbol*, MachineModuleInfoImpl::StubValueTy> PairTy;
+  const MCSymbol *LHSS = ((const PairTy *)LHS)->first;
+  const MCSymbol *RHSS = ((const PairTy *)RHS)->first;
   return LHSS->getName().compare(RHSS->getName());
 }
 
 /// GetSortedStubs - Return the entries from a DenseMap in a deterministic
 /// sorted orer.
-MachineModuleInfoMachO::SymbolListTy
-MachineModuleInfoMachO::GetSortedStubs(const DenseMap<const MCSymbol*, 
-                                                      const MCSymbol*> &Map) {
-  MachineModuleInfoMachO::SymbolListTy List(Map.begin(), Map.end());
-  qsort(&List[0], List.size(), sizeof(List[0]), SortSymbolPair);
+MachineModuleInfoImpl::SymbolListTy
+MachineModuleInfoImpl::GetSortedStubs(const DenseMap<MCSymbol*,
+                                      MachineModuleInfoImpl::StubValueTy>&Map) {
+  MachineModuleInfoImpl::SymbolListTy List(Map.begin(), Map.end());
+
+  if (!List.empty())
+    qsort(&List[0], List.size(), sizeof(List[0]), SortSymbolPair);
   return List;
 }