KWSys 2017-11-30 (fa1ab7b8)

Code extracted from:

    https://gitlab.kitware.com/utils/kwsys.git

at commit fa1ab7b8d790498359ab1b1bff522a7401a918fc (master).

Upstream Shortlog
-----------------

Brad King (1):
      1b09cf0d Configure: Add KWSYS_FALLTHROUGH macro for C++ code

1 files changed, 30 insertions, 0 deletions

diff --git a/testConfigure.cxx b/testConfigure.cxx
new file mode 100644
index 0000000..916dcc1
--- /dev/null
+++ b/testConfigure.cxx
@@ -0,0 +1,30 @@
+/* Distributed under the OSI-approved BSD 3-Clause License.  See accompanying
+file Copyright.txt or https://cmake.org/licensing#kwsys for details.  */
+#include "kwsysPrivate.h"
+#include KWSYS_HEADER(Configure.hxx)
+
+// Work-around CMake dependency scanning limitation.  This must
+// duplicate the above list of headers.
+#if 0
+#include "Configure.hxx.in"
+#endif
+
+static bool testFallthrough(int n)
+{
+  int r = 0;
+  switch (n) {
+    case 1:
+      ++r;
+      KWSYS_FALLTHROUGH;
+    default:
+      ++r;
+  }
+  return r == 2;
+}
+
+int testConfigure(int, char* [])
+{
+  bool res = true;
+  res = testFallthrough(1) && res;
+  return res ? 0 : 1;
+}