Vendor import of clang trunk r154661:

http://llvm.org/svn/llvm-project/cfe/trunk@r154661

1 files changed, 8 insertions, 0 deletions

diff --git a/test/SemaCXX/constexpr-depth.cpp b/test/SemaCXX/constexpr-depth.cpp
new file mode 100644
index 0000000..feba6fd
--- /dev/null
+++ b/test/SemaCXX/constexpr-depth.cpp
@@ -0,0 +1,8 @@
+// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s -DMAX=128 -fconstexpr-depth 128
+// RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s -DMAX=2 -fconstexpr-depth 2
+// RUN: %clang -std=c++11 -fsyntax-only -Xclang -verify %s -DMAX=10 -fconstexpr-depth=10
+
+constexpr int depth(int n) { return n > 1 ? depth(n-1) : 0; } // expected-note {{exceeded maximum depth}} expected-note +{{}}
+
+constexpr int kBad = depth(MAX + 1); // expected-error {{must be initialized by a constant expression}} expected-note {{in call to 'depth(}}
+constexpr int kGood = depth(MAX);