Vendor import of clang RELEASE_360/rc1 tag r226102 (effectively, 3.6.0 RC1):

https://llvm.org/svn/llvm-project/cfe/tags/RELEASE_360/rc1@226102

1 files changed, 38 insertions, 0 deletions

diff --git a/test/Parser/cxx1z-nested-namespace-definition.cpp b/test/Parser/cxx1z-nested-namespace-definition.cpp
new file mode 100644
index 0000000..96f34c5
--- /dev/null
+++ b/test/Parser/cxx1z-nested-namespace-definition.cpp
@@ -0,0 +1,38 @@
+// RUN: cp %s %t
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: not %clang_cc1 -x c++ -fixit %t -Werror -DFIXIT
+// RUN: %clang_cc1 -x c++ %t -DFIXIT
+// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++1z -Wc++14-compat
+
+namespace foo1::foo2::foo3 {
+#if __cplusplus <= 201400L
+// expected-warning@-2 {{nested namespace definition is a C++1z extension; define each namespace separately}}
+#else
+// expected-warning@-4 {{nested namespace definition is incompatible with C++ standards before C++1z}}
+#endif
+  int foo(int x) { return x; }
+}
+
+#ifndef FIXIT
+inline namespace goo::bar { // expected-error {{nested namespace definition cannot be 'inline'}} expected-warning 0-1{{C++11 feature}}
+  int n;
+}
+
+int m = goo::bar::n;
+#endif
+
+int foo(int x) {
+  return foo1::foo2::foo3::foo(x);
+}
+
+namespace bar1 {
+  namespace bar2 {
+    namespace bar3 {
+      int bar(int x) { return x; }
+    }
+  }
+}
+
+int bar(int x) {
+  return bar1::bar2::bar3::bar(x);
+}