Add the clang library to the repo (with some of my changes, too).

2 files changed, 98 insertions, 0 deletions

diff --git a/clang/test/CXX/special/class.init/class.base.init/p8-0x.cpp b/clang/test/CXX/special/class.init/class.base.init/p8-0x.cpp
new file mode 100644
index 0000000..a108533
--- /dev/null
+++ b/clang/test/CXX/special/class.init/class.base.init/p8-0x.cpp
@@ -0,0 +1,62 @@
+// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
+
+int n;
+struct S {
+  int &a; // expected-note 2{{here}}
+  int &b = n;
+
+  union {
+    const int k = 42;
+  };
+
+  S() {} // expected-error {{constructor for 'S' must explicitly initialize the reference member 'a'}}
+  S(int) : a(n) {} // ok
+  S(char) : b(n) {} // expected-error {{constructor for 'S' must explicitly initialize the reference member 'a'}}
+  S(double) : a(n), b(n) {} // ok
+} s(0);
+
+union U {
+  int a = 0; // desired-note 5 {{previous initialization is here}}
+  char b = 'x';
+
+  // FIXME: these should all be rejected
+  U() {} // desired-error {{initializing multiple members of union}}
+  U(int) : a(1) {} // desired-error {{initializing multiple members of union}}
+  U(char) : b('y') {} // desired-error {{initializing multiple members of union}}
+  // this expected note should be removed & the note should appear on the 
+  // declaration of 'a' when this set of cases is handled correctly.
+  U(double) : a(1), // expected-note{{previous initialization is here}} desired-error {{initializing multiple members of union}}
+              b('y') {} // expected-error{{initializing multiple members of union}}
+};
+
+// PR10954: variant members do not acquire an implicit initializer.
+namespace VariantMembers {
+  struct NoDefaultCtor {
+    NoDefaultCtor(int);
+  };
+  union V {
+    NoDefaultCtor ndc;
+    int n;
+
+    V() {}
+    V(int n) : n(n) {}
+    V(int n, bool) : ndc(n) {}
+  };
+  struct K {
+    union {
+      NoDefaultCtor ndc;
+      int n;
+    };
+    K() {}
+    K(int n) : n(n) {}
+    K(int n, bool) : ndc(n) {}
+  };
+  struct Nested {
+    Nested() {}
+    union {
+      struct {
+        NoDefaultCtor ndc;
+      };
+    };
+  };
+}
diff --git a/clang/test/CXX/special/class.init/class.base.init/p9-0x.cpp b/clang/test/CXX/special/class.init/class.base.init/p9-0x.cpp
new file mode 100644
index 0000000..ca5e807
--- /dev/null
+++ b/clang/test/CXX/special/class.init/class.base.init/p9-0x.cpp
@@ -0,0 +1,36 @@
+// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -std=c++11 %s -O1 -emit-llvm -o - | FileCheck %s
+
+struct S {
+  int n = 10;
+  int m = 2 * n;
+
+  S() {}
+  S(int a) : n(a) {}
+  S(int a, int b) : n(a), m(b) {}
+
+  struct T {
+    T *that = this;
+  };
+};
+
+template<typename T>
+struct U {
+  T *r = &q;
+  T q = 42;
+  U *p = this;
+};
+
+S a;
+// CHECK: @a = {{.*}} { i32 10, i32 20 }
+
+S b(5);
+// CHECK: @b = {{.*}} { i32 5, i32 10 }
+
+S c(3, 9);
+// CHECK: @c = {{.*}} { i32 3, i32 9 }
+
+S::T d;
+// CHECK: @d = {{.*}} { {{.*}} @d }
+
+U<S> e;
+// CHECK: @e = {{.*}} { {{.*}} { i32 42, i32 84 }, {{.*}} @e }