1 files changed, 89 insertions, 0 deletions
diff --git a/test/CodeGenCXX/references.cpp b/test/CodeGenCXX/references.cpp
new file mode 100644
index 0000000..8e19356
--- /dev/null
+++ b/test/CodeGenCXX/references.cpp
@@ -0,0 +1,89 @@
+// RUN: clang-cc -verify -emit-llvm -o %t %s
+
+void t1() {
+  extern int& a;
+  int b = a; 
+}
+
+void t2(int& a) {
+  int b = a;
+}
+
+int g;
+int& gr = g;
+int& grr = gr;
+void t3() {
+  int b = gr;
+}
+
+// Test reference binding.
+
+struct C { int a; };
+
+void f(const bool&);
+void f(const int&);
+void f(const _Complex int&);
+void f(const C&);
+
+C aggregate_return();
+
+bool& bool_reference_return();
+int& int_reference_return();
+_Complex int& complex_int_reference_return();
+C& aggregate_reference_return();
+
+void test_bool() {
+  bool a = true;
+  f(a);
+
+  f(true);
+  
+  bool_reference_return() = true;
+  a = bool_reference_return();
+}
+
+void test_scalar() {
+  int a = 10;
+  f(a);
+  
+  struct { int bitfield : 3; } s = { 3 };
+  f(s.bitfield);
+  
+  f(10);
+
+  __attribute((vector_size(16))) typedef int vec4;
+  f((vec4){1,2,3,4}[0]);
+  
+  int_reference_return() = 10;
+  a = int_reference_return();
+}
+
+void test_complex() {
+  _Complex int a = 10i;
+  f(a);
+  
+  f(10i);
+  
+  complex_int_reference_return() = 10i;
+  a = complex_int_reference_return();
+}
+
+void test_aggregate() {
+  C c;
+  f(c);
+
+  f(aggregate_return());
+  aggregate_reference_return().a = 10;
+
+  c = aggregate_reference_return();
+}
+
+int& reference_return() {
+  return g;
+}
+
+int reference_decl() {
+  int& a = g;
+  const int& b = 1;
+  return a+b;
+}