Fix error C1128 for x86 debug builds.
The test\cctest\gay-precision.cc file will cause below error
for Visual Studio 2013.
`fatal error C1128: number of sections exceeded
object file format limit : compile with /bigobj`
diff --git a/msvc/run_tests/run_tests.vcxproj b/msvc/run_tests/run_tests.vcxproj
index cec3ade..05d2873 100644
--- a/msvc/run_tests/run_tests.vcxproj
+++ b/msvc/run_tests/run_tests.vcxproj
@@ -94,6 +94,7 @@
<PreprocessorDefinitions>_SCL_SECURE_NO_WARNINGS;WIN32;_DEBUG;_CONSOLE;_LIB;%(PreprocessorDefinitions)</PreprocessorDefinitions>
<SDLCheck>false</SDLCheck>
<AdditionalIncludeDirectories>$(SolutionDir)..</AdditionalIncludeDirectories>
+ <AdditionalOptions>/bigobj %(AdditionalOptions)</AdditionalOptions>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
