From 8715367182244e784b9f5688baf1ed607768e687 Mon Sep 17 00:00:00 2001
From: Gordon Henriksen <gordonhenriksen@mac.com>
Date: Sun, 17 Aug 2008 19:08:34 +0000
Subject: [PATCH] Don't require Registry specializations to define random
 static variables.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54902 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Support/Registry.h      | 17 +++++++++++++++--
 lib/CodeGen/GCMetadataPrinter.cpp    | 11 -----------
 lib/CodeGen/GCStrategy.cpp           |  7 -------
 lib/Target/TargetMachineRegistry.cpp |  7 -------
 4 files changed, 15 insertions(+), 27 deletions(-)

diff --git a/include/llvm/Support/Registry.h b/include/llvm/Support/Registry.h
index d89425664ab..c9fb0a1d3e4 100644
--- a/include/llvm/Support/Registry.h
+++ b/include/llvm/Support/Registry.h
@@ -44,8 +44,8 @@ namespace llvm {
   public:
     typedef SimpleRegistryEntry<T> entry;
     
-    /// Accessors for .
-    /// 
+    /// nameof/descof - Accessors for name and description of entries. These are
+    //                  used to generate help for command-line options.
     static const char *nameof(const entry &Entry) { return Entry.getName(); }
     static const char *descof(const entry &Entry) { return Entry.getDesc(); }
   };
@@ -234,6 +234,19 @@ namespace llvm {
     
   };
   
+  
+  template <typename T, typename U>
+  typename Registry<T,U>::node *Registry<T,U>::Head;
+  
+  template <typename T, typename U>
+  typename Registry<T,U>::node *Registry<T,U>::Tail;
+  
+  template <typename T, typename U>
+  typename Registry<T,U>::listener *Registry<T,U>::ListenerHead;
+  
+  template <typename T, typename U>
+  typename Registry<T,U>::listener *Registry<T,U>::ListenerTail;
+  
 }
 
 #endif
diff --git a/lib/CodeGen/GCMetadataPrinter.cpp b/lib/CodeGen/GCMetadataPrinter.cpp
index 07ec0bd0359..496450325b3 100644
--- a/lib/CodeGen/GCMetadataPrinter.cpp
+++ b/lib/CodeGen/GCMetadataPrinter.cpp
@@ -15,17 +15,6 @@
 
 using namespace llvm;
 
-// -----------------------------------------------------------------------------
-
-template<> GCMetadataPrinterRegistry::node *GCMetadataPrinterRegistry::Head = 0;
-template<> GCMetadataPrinterRegistry::node *GCMetadataPrinterRegistry::Tail = 0;
-template<> GCMetadataPrinterRegistry::listener *
-GCMetadataPrinterRegistry::ListenerHead = 0;
-template<> GCMetadataPrinterRegistry::listener *
-GCMetadataPrinterRegistry::ListenerTail = 0;
-
-// -----------------------------------------------------------------------------
-
 GCMetadataPrinter::GCMetadataPrinter() { }
 
 GCMetadataPrinter::~GCMetadataPrinter() { }
diff --git a/lib/CodeGen/GCStrategy.cpp b/lib/CodeGen/GCStrategy.cpp
index 26667759964..6ca368240d2 100644
--- a/lib/CodeGen/GCStrategy.cpp
+++ b/lib/CodeGen/GCStrategy.cpp
@@ -88,13 +88,6 @@ namespace {
 
 // -----------------------------------------------------------------------------
 
-template<> GCRegistry::node *GCRegistry::Head = 0;
-template<> GCRegistry::node *GCRegistry::Tail = 0;
-template<> GCRegistry::listener *GCRegistry::ListenerHead = 0;
-template<> GCRegistry::listener *GCRegistry::ListenerTail = 0;
-
-// -----------------------------------------------------------------------------
-
 GCStrategy::GCStrategy() :
   NeededSafePoints(0),
   CustomReadBarriers(false),
diff --git a/lib/Target/TargetMachineRegistry.cpp b/lib/Target/TargetMachineRegistry.cpp
index 72e5401422c..c1a4777c631 100644
--- a/lib/Target/TargetMachineRegistry.cpp
+++ b/lib/Target/TargetMachineRegistry.cpp
@@ -18,13 +18,6 @@
 #include <algorithm>
 using namespace llvm;
 
-template<> Registry<TargetMachine>::node *Registry<TargetMachine>::Head = 0;
-template<> Registry<TargetMachine>::node *Registry<TargetMachine>::Tail = 0;
-template<> Registry<TargetMachine>::listener *Registry<TargetMachine>::
-ListenerHead = 0;
-template<> Registry<TargetMachine>::listener *Registry<TargetMachine>::
-ListenerTail = 0;
-
 /// getClosestStaticTargetForModule - Given an LLVM module, pick the best target
 /// that is compatible with the module.  If no close target can be found, this
 /// returns null and sets the Error string to a reason.
-- 
2.34.1