Implement some tests for defaulted constructors. To do this I had to

suppress an error we were previously emitting on valid union code.

llvm-svn: 131440

1 files changed, 49 insertions, 0 deletions

diff --git a/clang/test/SemaCXX/cxx0x-deleted-default-ctor.cpp b/clang/test/SemaCXX/cxx0x-deleted-default-ctor.cpp
new file mode 100644
index 00000000000..0bf89145302
--- /dev/null
+++ b/clang/test/SemaCXX/cxx0x-deleted-default-ctor.cpp
@@ -0,0 +1,49 @@
+// RUN: %clang_cc1 -std=c++0x -fsyntax-only -verify %s
+
+struct non_trivial {
+  non_trivial();
+  non_trivial(const non_trivial&);
+  non_trivial& operator = (const non_trivial&);
+  ~non_trivial();
+};
+
+union bad_union { // expected-note {{marked deleted here}}
+  non_trivial nt;
+};
+bad_union u; // expected-error {{call to deleted constructor}}
+union bad_union2 { // expected-note {{marked deleted here}}
+  const int i;
+};
+bad_union2 u2; // expected-error {{call to deleted constructor}}
+
+struct bad_anon { // expected-note {{marked deleted here}}
+  union {
+    non_trivial nt;
+  };
+};
+bad_anon a; // expected-error {{call to deleted constructor}}
+struct bad_anon2 { // expected-note {{marked deleted here}}
+  union {
+    const int i;
+  };
+};
+bad_anon2 a2; // expected-error {{call to deleted constructor}}
+
+// This would be great except that we implement
+union good_union {
+  const int i;
+  float f;
+};
+good_union gu;
+struct good_anon {
+  union {
+    const int i;
+    float f;
+  };
+};
+good_anon ga;
+
+struct good : non_trivial {
+  non_trivial nt;
+};
+good g;