cmake: Suppress helgrind race condition warning we created on purpose

Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>

1 files changed, 11 insertions, 0 deletions

diff --git a/tests/helgrind.supp b/tests/helgrind.supp
new file mode 100644
index 0000000..733f714
--- /dev/null
+++ b/tests/helgrind.supp
@@ -0,0 +1,11 @@
+# The swrap_bind_symbol_lib* macros have a thread race condition on purpose!
+#
+# As an optimization we do not lock the access. However if the obj is not
+# bound, we lock it with a mutex and reread it again. And binding the symbol is
+# protected.
+{
+   SWRAP_SYMBOL_ACCESS
+   Helgrind:Race
+   fun:libc_*
+   fun:swrap_*
+}