(Hopefully) instantiate dependent array types correctly.

llvm-svn: 67032

1 files changed, 28 insertions, 0 deletions

diff --git a/clang/test/SemaTemplate/instantiate-array.cpp b/clang/test/SemaTemplate/instantiate-array.cpp
new file mode 100644
index 00000000000..d67645e0417
--- /dev/null
+++ b/clang/test/SemaTemplate/instantiate-array.cpp
@@ -0,0 +1,28 @@
+// RUN: clang -fsyntax-only -verify %s -std=c++0x
+
+#ifndef __GXX_EXPERIMENTAL_CXX0X__
+#define __CONCAT(__X, __Y) __CONCAT1(__X, __Y)
+#define __CONCAT1(__X, __Y) __X ## __Y
+
+#define static_assert(__b, __m) \
+  typedef int __CONCAT(__sa, __LINE__)[__b ? 1 : -1]
+#endif
+
+template <int N> class IntArray {
+  int elems[N];
+};
+
+static_assert(sizeof(IntArray<10>) == sizeof(int) * 10, "Array size mismatch");
+static_assert(sizeof(IntArray<1>) == sizeof(int) * 1, "Array size mismatch");
+
+template <typename T> class TenElementArray {
+  int elems[10];
+};
+
+static_assert(sizeof(TenElementArray<int>) == sizeof(int) * 10, "Array size mismatch");
+
+template<typename T, int N> class Array {
+  T elems[N];
+};
+
+static_assert(sizeof(Array<int, 10>) == sizeof(int) * 10, "Array size mismatch");