diff -up tbb30_20110419oss/include/tbb/machine/linux_ia32.h\~ tbb30_20110419oss/include/tbb/machine/linux_ia32.h
--- tbb30_20110419oss/include/tbb/machine/linux_ia32.h~	2011-04-19 13:48:59.000000000 +0200
+++ tbb30_20110419oss/include/tbb/machine/linux_ia32.h	2011-07-26 16:09:19.986615628 +0200
@@ -40,7 +40,13 @@
 #define __TBB_control_consistency_helper()
 #define __TBB_acquire_consistency_helper() __TBB_compiler_fence()
 #define __TBB_release_consistency_helper() __TBB_compiler_fence()
-#define __TBB_full_memory_fence()          __asm__ __volatile__("mfence": : :"memory")
+inline void __TBB_full_memory_fence() {
+    int tmp;
+    __asm__ __volatile__("xchg %0,%0"
+			 : "=r"(tmp)
+			 : "r"(tmp)
+			 : "memory");
+}
 
 #if __TBB_ICC_ASM_VOLATILE_BROKEN
 #define __TBB_VOLATILE

Diff finished.  Tue Jul 26 16:09:26 2011