From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001
From: "Zancanaro; Carlo" <czan8762@plang3.cs.usyd.edu.au>
Date: Mon, 24 Sep 2012 09:58:17 +1000
Subject: Add the clang library to the repo (with some of my changes, too).

---
 clang/test/CodeGenCXX/explicit-instantiation.cpp | 45 ++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 clang/test/CodeGenCXX/explicit-instantiation.cpp

(limited to 'clang/test/CodeGenCXX/explicit-instantiation.cpp')

diff --git a/clang/test/CodeGenCXX/explicit-instantiation.cpp b/clang/test/CodeGenCXX/explicit-instantiation.cpp
new file mode 100644
index 0000000..8daf3c6
--- /dev/null
+++ b/clang/test/CodeGenCXX/explicit-instantiation.cpp
@@ -0,0 +1,45 @@
+// RUN: %clang_cc1 -emit-llvm -triple i686-pc-linux-gnu -o - %s | FileCheck %s
+
+// This check logically is attached to 'template int S<int>::i;' below.
+// CHECK: @_ZN1SIiE1iE = weak_odr global i32
+
+template<typename T, typename U, typename Result>
+struct plus {
+  Result operator()(const T& t, const U& u) const;
+};
+
+template<typename T, typename U, typename Result>
+Result plus<T, U, Result>::operator()(const T& t, const U& u) const {
+  return t + u;
+}
+
+// CHECK: define weak_odr i32 @_ZNK4plusIillEclERKiRKl
+template struct plus<int, long, long>;
+
+// Check that we emit definitions from explicit instantiations even when they
+// occur prior to the definition itself.
+template <typename T> struct S {
+  void f();
+  static void g();
+  static int i;
+  struct S2 {
+    void h();
+  };
+};
+
+// CHECK: define weak_odr void @_ZN1SIiE1fEv
+template void S<int>::f();
+
+// CHECK: define weak_odr void @_ZN1SIiE1gEv
+template void S<int>::g();
+
+// See the check line at the top of the file.
+template int S<int>::i;
+
+// CHECK: define weak_odr void @_ZN1SIiE2S21hEv
+template void S<int>::S2::h();
+
+template <typename T> void S<T>::f() {}
+template <typename T> void S<T>::g() {}
+template <typename T> int S<T>::i;
+template <typename T> void S<T>::S2::h() {}
-- 
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