diff --git a/indra/cmake/00-Common.cmake b/indra/cmake/00-Common.cmake
index a114d6e7783497b8ad194ee5eb9263617ca1c560..db2cdb5ff8fa3f41e8f41621d3067f0797d80ca0 100644
--- a/indra/cmake/00-Common.cmake
+++ b/indra/cmake/00-Common.cmake
@@ -38,10 +38,10 @@ if (WINDOWS)
   set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /Od /Zi /MDd /MP"
       CACHE STRING "C++ compiler debug options" FORCE)
   set(CMAKE_CXX_FLAGS_RELWITHDEBINFO 
-      "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /Od /Zi /MD /MP"
+      "${CMAKE_CXX_FLAGS_RELWITHDEBINFO} /Od /Zi /MD /MP /Ob2"
       CACHE STRING "C++ compiler release-with-debug options" FORCE)
   set(CMAKE_CXX_FLAGS_RELEASE
-      "${CMAKE_CXX_FLAGS_RELEASE} ${LL_CXX_FLAGS} /O2 /Zi /MD /MP"
+      "${CMAKE_CXX_FLAGS_RELEASE} ${LL_CXX_FLAGS} /O2 /Zi /MD /MP /Ob2"
       CACHE STRING "C++ compiler release options" FORCE)
 
   set(CMAKE_CXX_STANDARD_LIBRARIES "")
diff --git a/indra/newview/tests/llviewerhelputil_test.cpp b/indra/newview/tests/llviewerhelputil_test.cpp
index a0f1d1c3c34499998e1cc6a0f1abd3679dd6fe67..b425b50c8bd36a2be38d959b586c880bdb867ceb 100644
--- a/indra/newview/tests/llviewerhelputil_test.cpp
+++ b/indra/newview/tests/llviewerhelputil_test.cpp
@@ -72,16 +72,13 @@ static void substitute_string(std::string &input, const std::string &search, con
 	}
 }
 
-class LLAgent
-{
-public:
-	LLAgent() {}
-	~LLAgent() {}
-#ifdef __GNUC__
-	__attribute__ ((noinline))
-#endif
-	bool isGodlike() const { return FALSE; }
-};
+#include "../llagent.h"
+LLAgent::LLAgent() : mAgentAccess(gSavedSettings) { }
+LLAgent::~LLAgent() { }
+bool LLAgent::isGodlike() const { return FALSE; }
+LLAgentAccess::LLAgentAccess(LLControlGroup& settings) : mSavedSettings(settings) { }
+LLUIColor::LLUIColor() {}
+
 LLAgent gAgent;
 
 std::string LLWeb::expandURLSubstitutions(const std::string &url,