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).

---
 .../temp/temp.decls/temp.variadic/deduction.cpp    | 50 ++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 clang/test/CXX/temp/temp.decls/temp.variadic/deduction.cpp

(limited to 'clang/test/CXX/temp/temp.decls/temp.variadic/deduction.cpp')

diff --git a/clang/test/CXX/temp/temp.decls/temp.variadic/deduction.cpp b/clang/test/CXX/temp/temp.decls/temp.variadic/deduction.cpp
new file mode 100644
index 0000000..fec8060
--- /dev/null
+++ b/clang/test/CXX/temp/temp.decls/temp.variadic/deduction.cpp
@@ -0,0 +1,50 @@
+// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
+
+namespace DeductionForInstantiation {
+  template<unsigned I, typename ...Types>
+  struct X { };
+
+  template<typename ...Types>
+  void f0(X<sizeof...(Types), Types&...>) { }
+
+  // No explicitly-specified arguments
+  template void f0(X<0>);
+  template void f0(X<1, int&>);
+  template void f0(X<2, int&, short&>);
+
+  // One explicitly-specified argument
+  template void f0<float>(X<1, float&>);
+  template void f0<double>(X<1, double&>);
+
+  // Two explicitly-specialized arguments
+  template void f0<char, unsigned char>(X<2, char&, unsigned char&>);
+  template void f0<signed char, char>(X<2, signed char&, char&>);
+
+  // FIXME: Extension of explicitly-specified arguments
+  //  template void f0<short, int>(X<3, short&, int&, long&>);
+}
+
+namespace DeductionWithConversion {
+  template<char...> struct char_values {
+    static const unsigned value = 0;
+  };
+
+  template<int C1, char C3>
+  struct char_values<C1, 12, C3> {
+    static const unsigned value = 1;
+  };
+
+  int check0[char_values<1, 12, 3>::value == 1? 1 : -1];
+
+  template<int...> struct int_values {
+    static const unsigned value = 0;
+  };
+
+  template<unsigned char C1, unsigned char C3>
+  struct int_values<C1, 12, C3> {
+    static const unsigned value = 1;
+  };
+
+  int check1[int_values<256, 12, 3>::value == 0? 1 : -1];  
+  int check2[int_values<3, 12, 3>::value == 1? 1 : -1];  
+}
-- 
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