For some reason gcc didn't like a STATIC_ASSERT argument with '>' in...

src/checks.h

Index: src/checks.h
===================================================================
--- src/checks.h	(revision 787)
+++ src/checks.h	(working copy)
@@ -228,9 +228,9 @@
 // actually causes each use to introduce a new defined type with a
 // name depending on the source line.
 template <int> class StaticAssertionHelper { };
-#define STATIC_CHECK(test)                                                  \
-  typedef                                                                   \
-    StaticAssertionHelper<sizeof(StaticAssertion<static_cast<bool>(test)>)> \
+#define STATIC_CHECK(test)                                                    \
+  typedef                                                                     \
+    StaticAssertionHelper<sizeof(StaticAssertion<static_cast<bool>((test))>)> \
     SEMI_STATIC_JOIN(__StaticAssertTypedef__, __LINE__)