Oops, make base static.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@2227 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/vg_mylibc.c b/coregrind/vg_mylibc.c
index e9cebb2..593a168 100644
--- a/coregrind/vg_mylibc.c
+++ b/coregrind/vg_mylibc.c
@@ -1531,7 +1531,7 @@
 
 UInt VG_(read_millisecond_timer) ( void )
 {
-   ULong base;
+   static ULong base = 0;
    struct vki_timeval tv_now;
    ULong now;
    Int res;