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authordim <dim@FreeBSD.org>2011-06-12 15:46:16 +0000
committerdim <dim@FreeBSD.org>2011-06-12 15:46:16 +0000
commitc49018d9cce52d8c9f34b44865ec3ba8e89a1488 (patch)
treec5e9e10bc189de0058aa763c47b9920a8351b7df /test/SemaCXX/underlying_type.cpp
parent110eaaceddcec790f7e6a5e3bf1261c9aa1e73ab (diff)
downloadFreeBSD-src-c49018d9cce52d8c9f34b44865ec3ba8e89a1488.zip
FreeBSD-src-c49018d9cce52d8c9f34b44865ec3ba8e89a1488.tar.gz
Vendor import of clang trunk r132879:
http://llvm.org/svn/llvm-project/cfe/trunk@132879
Diffstat (limited to 'test/SemaCXX/underlying_type.cpp')
-rw-r--r--test/SemaCXX/underlying_type.cpp37
1 files changed, 37 insertions, 0 deletions
diff --git a/test/SemaCXX/underlying_type.cpp b/test/SemaCXX/underlying_type.cpp
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+++ b/test/SemaCXX/underlying_type.cpp
@@ -0,0 +1,37 @@
+// RUN: %clang_cc1 -ffreestanding -fsyntax-only -verify -std=c++0x %s
+
+#include "limits.h"
+
+template<typename T, typename U>
+struct is_same_type {
+ static const bool value = false;
+};
+template <typename T>
+struct is_same_type<T, T> {
+ static const bool value = true;
+};
+
+__underlying_type(int) a; // expected-error {{only enumeration types}}
+__underlying_type(struct b) c; // expected-error {{only enumeration types}}
+
+enum class f : char;
+static_assert(is_same_type<char, __underlying_type(f)>::value,
+ "f has the wrong underlying type");
+
+enum g {d = INT_MIN };
+static_assert(is_same_type<int, __underlying_type(g)>::value,
+ "g has the wrong underlying type");
+
+__underlying_type(f) h;
+static_assert(is_same_type<char, decltype(h)>::value,
+ "h has the wrong type");
+
+template <typename T>
+struct underlying_type {
+ typedef __underlying_type(T) type; // expected-error {{only enumeration types}}
+};
+
+static_assert(is_same_type<underlying_type<f>::type, char>::value,
+ "f has the wrong underlying type in the template");
+
+underlying_type<int>::type e; // expected-note {{requested here}}
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