@@ -, +, @@ 
---
 memory/mozjemalloc/jemalloc.c |    2 ++
 1 file changed, 2 insertions(+)
--- a/memory/mozjemalloc/jemalloc.c	
+++ a/memory/mozjemalloc/jemalloc.c	
@@ -1091,7 +1091,9 @@ static unsigned		ncpus;
  * controlling the malloc behavior are defined as compile-time constants
  * for best performance and cannot be altered at runtime.
  */
+#if !defined(__ia64__) && !defined(__sparc__)
 #define MALLOC_STATIC_SIZES 1
+#endif
 
 #ifdef MALLOC_STATIC_SIZES