Clear the stub map in getSortedStubs.

This makes sure they are only output once (and frees a bit of memory).

llvm-svn: 234313

1 files changed, 4 insertions, 5 deletions

diff --git a/llvm/lib/CodeGen/MachineModuleInfoImpls.cpp b/llvm/lib/CodeGen/MachineModuleInfoImpls.cpp
index a1c7e9f5fb2..22d519e5d88 100644
--- a/llvm/lib/CodeGen/MachineModuleInfoImpls.cpp
+++ b/llvm/lib/CodeGen/MachineModuleInfoImpls.cpp
@@ -31,15 +31,14 @@ static int SortSymbolPair(const void *LHS, const void *RHS) {
   return LHSS->getName().compare(RHSS->getName());
 }
 
-/// GetSortedStubs - Return the entries from a DenseMap in a deterministic
-/// sorted orer.
-MachineModuleInfoImpl::SymbolListTy
-MachineModuleInfoImpl::GetSortedStubs(const DenseMap<MCSymbol*,
-                                      MachineModuleInfoImpl::StubValueTy>&Map) {
+MachineModuleInfoImpl::SymbolListTy MachineModuleInfoImpl::getSortedStubs(
+    DenseMap<MCSymbol *, MachineModuleInfoImpl::StubValueTy> &Map) {
   MachineModuleInfoImpl::SymbolListTy List(Map.begin(), Map.end());
 
   if (!List.empty())
     qsort(&List[0], List.size(), sizeof(List[0]), SortSymbolPair);
+
+  Map.clear();
   return List;
 }