Add some regression tests for helgrind.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@1937 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/helgrind/tests/race2.vgtest b/helgrind/tests/race2.vgtest
new file mode 100644
index 0000000..a67c27a
--- /dev/null
+++ b/helgrind/tests/race2.vgtest
@@ -0,0 +1,2 @@
+prog: race2
+vgopts: --optimise=no