MachO: Use ilist_half_embedded_sentinel_traits, NFC
Use ilist_half_embedded_sentinel_traits for the list of
lld::mach_o::normalized::TrieEdge, rather than duplicating the code.
llvm-svn: 278523
diff --git a/lld/lib/ReaderWriter/MachO/MachONormalizedFileBinaryWriter.cpp b/lld/lib/ReaderWriter/MachO/MachONormalizedFileBinaryWriter.cpp
index b9633d3..5716556 100644
--- a/lld/lib/ReaderWriter/MachO/MachONormalizedFileBinaryWriter.cpp
+++ b/lld/lib/ReaderWriter/MachO/MachONormalizedFileBinaryWriter.cpp
@@ -68,19 +68,11 @@
namespace llvm {
using lld::mach_o::normalized::TrieEdge;
template <>
- struct ilist_traits<TrieEdge>
- : public ilist_default_traits<TrieEdge> {
- private:
- mutable ilist_half_node<TrieEdge> Sentinel;
- public:
- TrieEdge *createSentinel() const {
- return static_cast<TrieEdge*>(&Sentinel);
- }
- void destroySentinel(TrieEdge *) const {}
+ struct ilist_sentinel_traits<TrieEdge>
+ : public ilist_half_embedded_sentinel_traits<TrieEdge> {};
- TrieEdge *provideInitialHead() const { return createSentinel(); }
- TrieEdge *ensureHead(TrieEdge*) const { return createSentinel(); }
- static void noteHead(TrieEdge*, TrieEdge*) {}
+ template <>
+ struct ilist_traits<TrieEdge> : public ilist_default_traits<TrieEdge> {
void deleteNode(TrieEdge *N) {}
private: