Adding upstream version 18.2.2.upstream/18.2.2

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 20 insertions, 0 deletions

diff --git a/src/crimson/osd/lsan_suppressions.cc b/src/crimson/osd/lsan_suppressions.cc
new file mode 100644
index 000000000..53b7eb630
--- /dev/null
+++ b/src/crimson/osd/lsan_suppressions.cc
@@ -0,0 +1,20 @@
+#ifndef _NDEBUG
+// The callbacks we define here will be called from the sanitizer runtime, but
+// aren't referenced from the Chrome executable. We must ensure that those
+// callbacks are not sanitizer-instrumented, and that they aren't stripped by
+// the linker.
+#define SANITIZER_HOOK_ATTRIBUTE                                           \
+  extern "C"                                                               \
+  __attribute__((no_sanitize("address", "thread", "undefined")))           \
+  __attribute__((visibility("default")))                                   \
+  __attribute__((used))
+
+static char kLSanDefaultSuppressions[] =
+  "leak:InitModule\n"
+  "leak:MallocExtension::Initialize\n"
+  "leak:MallocExtension::Register\n";
+
+SANITIZER_HOOK_ATTRIBUTE const char *__lsan_default_suppressions() {
+  return kLSanDefaultSuppressions;
+}
+#endif // ! _NDEBUG