Arm vfp register dumping bug

The patch below fixes a bug in the dumping of arm VFP register variables.

Paul

Index: target-arm/translate.c
===================================================================
RCS file: /cvsroot/qemu/qemu/target-arm/translate.c,v retrieving revision 1.24

diff -u -p -r1.24 translate.c
@@ -2196,7 +2196,7 @@ void cpu_dump_state(CPUState *env, FILE 
                     int flags)
 {
     int i;
-    struct {
+    union {
         uint32_t i;
         float s;
     } s0, s1;