From 5d71d848a7efcf281316b2637cf551d9d83fb461 Mon Sep 17 00:00:00 2001
From: Jason Volk <jason@zemos.net>
Date: Wed, 20 Jul 2022 12:03:10 -0700
Subject: [PATCH] ircd::util: Fix undefined-var-template linkage related
 warning.

---
 include/ircd/cl/work.h            | 11 +++++++++++
 include/ircd/run.h                | 11 +++++++++++
 include/ircd/util/instance_list.h | 21 ---------------------
 3 files changed, 22 insertions(+), 21 deletions(-)

diff --git a/include/ircd/cl/work.h b/include/ircd/cl/work.h
index ab5dd6382..3d849d44b 100644
--- a/include/ircd/cl/work.h
+++ b/include/ircd/cl/work.h
@@ -41,6 +41,17 @@ struct ircd::cl::work
 	~work() noexcept;
 };
 
+namespace ircd
+{
+	template<>
+	decltype(cl::work::allocator)
+	instance_list<cl::work>::allocator;
+
+	template<>
+	decltype(cl::work::list)
+	instance_list<cl::work>::list;
+}
+
 /// Queue profiling convenience
 struct ircd::cl::work::prof
 :std::array<nanoseconds, 5>
diff --git a/include/ircd/run.h b/include/ircd/run.h
index 02391646d..7f10f16d0 100644
--- a/include/ircd/run.h
+++ b/include/ircd/run.h
@@ -131,6 +131,17 @@ struct ircd::run::changed
 	static void wait(const std::initializer_list<enum level> &);
 };
 
+namespace ircd
+{
+	template<>
+	decltype(run::changed::allocator)
+	instance_list<run::changed>::allocator;
+
+	template<>
+	decltype(run::changed::list)
+	instance_list<run::changed>::list;
+}
+
 /// Tool to yield a context until the run::level is RUN or QUIT. Once either is
 /// satisfied (or if already satisfied) the run::level is checked to be RUN
 /// otherwise an exception is thrown.
diff --git a/include/ircd/util/instance_list.h b/include/ircd/util/instance_list.h
index 5931fd537..853ea5157 100644
--- a/include/ircd/util/instance_list.h
+++ b/include/ircd/util/instance_list.h
@@ -54,10 +54,6 @@ struct ircd::util::instance_list
 	~instance_list() noexcept;
 };
 
-#ifdef __clang__
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wundefined-var-template"
-#endif __clang__
 template<class T>
 ircd::util::instance_list<T>::instance_list()
 {
@@ -66,14 +62,7 @@ ircd::util::instance_list<T>::instance_list()
 	it = list.emplace(end(list), static_cast<T *>(this));
 	list.get_allocator().s->next = nullptr;
 }
-#ifdef __clang__
-#pragma clang diagnostic pop
-#endif __clang__
 
-#ifdef __clang__
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wundefined-var-template"
-#endif __clang__
 template<class T>
 ircd::util::instance_list<T>::instance_list(instance_list &&other)
 noexcept
@@ -83,14 +72,7 @@ noexcept
 	it = list.emplace(end(list), static_cast<T *>(this));
 	list.get_allocator().s->next = nullptr;
 }
-#ifdef __clang__
-#pragma clang diagnostic pop
-#endif __clang__
 
-#ifdef __clang__
-#pragma clang diagnostic push
-#pragma clang diagnostic ignored "-Wundefined-var-template"
-#endif __clang__
 template<class T>
 ircd::util::instance_list<T>::instance_list(const instance_list &other)
 {
@@ -99,9 +81,6 @@ ircd::util::instance_list<T>::instance_list(const instance_list &other)
 	it = list.emplace(end(list), static_cast<T *>(this));
 	list.get_allocator().s->next = nullptr;
 }
-#ifdef __clang__
-#pragma clang diagnostic pop
-#endif __clang__
 
 template<class T>
 ircd::util::instance_list<T> &