--- memory/mozalloc/mozalloc.h	2010-09-14 16:14:54.000000000 +0200
+++ memory/mozalloc/mozalloc.h-gil	2010-10-05 00:45:01.000000000 +0200
@@ -214,7 +214,7 @@
 #define MOZALLOC_THROW_IF_HAS_EXCEPTIONS throw()
 #endif
 
-#ifdef MOZ_CPP_EXCEPTIONS
+#if 1
 #define MOZALLOC_THROW_BAD_ALLOC throw(std::bad_alloc)
 #else
 #define MOZALLOC_THROW_BAD_ALLOC MOZALLOC_THROW_IF_HAS_EXCEPTIONS