Change the --smc-check default value to =all-non-file.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@15601 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/perf/bigcode1.vgperf b/perf/bigcode1.vgperf
index 2fdcb4c..ea5440f 100644
--- a/perf/bigcode1.vgperf
+++ b/perf/bigcode1.vgperf
@@ -1 +1,2 @@
 prog: bigcode
+vgopts: --smc-check=stack