Fix a regression from the previous commit.

Template instantiation can set the canonical decl to used after subsequent
decls have been chained, so we have to check that too.

llvm-svn: 171088

1 files changed, 13 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/warn-func-not-needed.cpp b/clang/test/SemaCXX/warn-func-not-needed.cpp
index 437a428664f..0cc639fdd20 100644
--- a/clang/test/SemaCXX/warn-func-not-needed.cpp
+++ b/clang/test/SemaCXX/warn-func-not-needed.cpp
@@ -15,3 +15,16 @@ namespace test2 {
   static void g() { f(); }
   void h() { g(); }
 }
+
+namespace test3 {
+  static void f();
+  template<typename T>
+  static void g() {
+    f();
+  }
+  static void f() {
+  }
+  void h() {
+    g<int>();
+  }
+}