Increase default bb limit from 1e+12 to 1e+15.  The former limit could
easily be reached in ~12 hours flat out computation on a fast machine
with a simple skin.  It happened to me.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@1401 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/vg_main.c b/coregrind/vg_main.c
index e2d9713..feb9fd7 100644
--- a/coregrind/vg_main.c
+++ b/coregrind/vg_main.c
@@ -474,7 +474,7 @@
 Bool   VG_(clo_trace_malloc)   = False;
 Bool   VG_(clo_trace_sched)    = False;
 Int    VG_(clo_trace_pthread_level) = 0;
-ULong  VG_(clo_stop_after)     = 1000000000000LL;
+ULong  VG_(clo_stop_after)     = 1000000000000000LL;
 Int    VG_(clo_dump_error)     = 0;
 Int    VG_(clo_backtrace_size) = 4;
 Char*  VG_(clo_weird_hacks)    = NULL;