Force Windows stack size for json_value::test_nest_limits

appveyor.yml

@@ -4,7 +4,7 @@ environment:
 
   # We bundle up protoc.exe and only the parts of boost and openssl we need so
   # that it's a small download. We also use appveyor's free cache, avoiding fees
-  # downloading from S3 each time. 
+  # downloading from S3 each time.
   # TODO: script to create this package.
   RIPPLED_DEPS_PATH: rippled_deps17.01
   RIPPLED_DEPS_URL: https://ripple.github.io/Downloads/appveyor/%RIPPLED_DEPS_PATH%.zip
@@ -127,7 +127,7 @@ test_script:
   - ps: |
         & {
           # Run the rippled unit tests
-          & $exe --unittest --quiet --unittest-log
+          & $exe --unittest --unittest-log
           # https://connect.microsoft.com/PowerShell/feedback/details/751703/option-to-stop-script-if-command-line-exe-fails
           if ($LastExitCode -ne 0) { throw "Unit tests failed" }
         }

src/test/json/json_value_test.cpp

@@ -17,6 +17,14 @@
 */
 //==============================================================================
 
+// We've been having some problems with continuous integration on Windows
+// making sure the stack is big enough to support test_nest_limits.  The
+// following lines are intended to make sure we get an adequate stack for
+// the test.
+#ifdef _MSC_VER
+#pragma comment(linker, "/STACK:4194304")
+#endif
+
 #include <BeastConfig.h>
 #include <ripple/json/json_value.h>
 #include <ripple/json/json_reader.h>