From 1171cf13cd6ba6002ab626746f508815e2a2dff9 Mon Sep 17 00:00:00 2001
From: dnotestein <dan@syncad.com>
Date: Sun, 11 Aug 2013 12:12:45 -0400
Subject: [PATCH] Fix FC_ASSERT macro for MSVC

---
 include/fc/exception/exception.hpp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/include/fc/exception/exception.hpp b/include/fc/exception/exception.hpp
index 55b7379..d907f72 100644
--- a/include/fc/exception/exception.hpp
+++ b/include/fc/exception/exception.hpp
@@ -187,11 +187,18 @@ namespace fc
 
 
 } // namespace fc
+
+/**
+ *@brief: Workaround for varying preprocessing behavior between MSVC and gcc
+ */
+#define FC_EXPAND_MACRO( x ) x
 /**
  *  @brief Checks a condition and throws an assert_exception if the test is FALSE
  */
 #define FC_ASSERT( TEST, ... ) \
-do { if( !(TEST) ) { FC_THROW_EXCEPTION( assert_exception, #TEST ": "  __VA_ARGS__ ); } } while(0);
+FC_EXPAND_MACRO( \
+do { if( !(TEST) ) { FC_THROW_EXCEPTION( assert_exception, #TEST ": "  __VA_ARGS__ ); } } while(0); \
+)
 
 #define FC_THROW( FORMAT, ... ) \
    do { \