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/CXX/temp/temp.spec/temp.explicit/p4.cpp | 48 ++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 clang/test/CXX/temp/temp.spec/temp.explicit/p4.cpp

(limited to 'clang/test/CXX/temp/temp.spec/temp.explicit/p4.cpp')

diff --git a/clang/test/CXX/temp/temp.spec/temp.explicit/p4.cpp b/clang/test/CXX/temp/temp.spec/temp.explicit/p4.cpp
new file mode 100644
index 0000000..09c428e
--- /dev/null
+++ b/clang/test/CXX/temp/temp.spec/temp.explicit/p4.cpp
@@ -0,0 +1,48 @@
+// RUN: %clang_cc1 -fsyntax-only -verify -pedantic %s
+
+template<typename T> void f0(T); // expected-note{{here}}
+template void f0(int); // expected-error{{explicit instantiation of undefined function template}}
+
+template<typename T>
+struct X0 {
+  struct Inner;
+  
+  void f1(); // expected-note{{here}}
+  
+  static T value; // expected-note{{here}}
+};
+
+template void X0<int>::f1(); // expected-error{{explicit instantiation of undefined member function}}
+
+template int X0<int>::value; // expected-error{{explicit instantiation of undefined static data member}}
+
+template<> void f0(long); // expected-note{{previous template specialization is here}}
+template void f0(long); // expected-warning{{explicit instantiation of 'f0<long>' that occurs after an explicit specialization will be ignored}}
+
+template<> void X0<long>::f1(); // expected-note{{previous template specialization is here}}
+template void X0<long>::f1(); // expected-warning{{explicit instantiation of 'f1' that occurs after an explicit specialization will be ignored}}
+
+template<> struct X0<long>::Inner; // expected-note{{previous template specialization is here}}
+template struct X0<long>::Inner; // expected-warning{{explicit instantiation of 'Inner' that occurs after an explicit specialization will be ignored}}
+
+template<> long X0<long>::value; // expected-note{{previous template specialization is here}}
+template long X0<long>::value; // expected-warning{{explicit instantiation of 'value' that occurs after an explicit specialization will be ignored}}
+
+template<> struct X0<double>; // expected-note{{previous template specialization is here}}
+template struct X0<double>; // expected-warning{{explicit instantiation of 'X0<double>' that occurs after an explicit specialization will be ignored}}
+
+// PR 6458
+namespace test0 {
+  template <class T> class foo {
+    int compare(T x, T y);
+  };
+
+  template <> int foo<char>::compare(char x, char y);
+  template <class T> int foo<T>::compare(T x, T y) {
+    // invalid at T=char; if we get a diagnostic here, we're
+    // inappropriately instantiating this template.
+    void *ptr = x;
+  }
+  extern template class foo<char>; // expected-warning {{extern templates are a C++11 extension}}
+  template class foo<char>;
+}
-- 
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