erasure: add dummy symbol to avoid warnings

Empty object files generate warning.

Signed-off-by: Noah Watkins <noahwatkins@gmail.com>

diff --git a/src/test/osd/ErasureCodePluginMissingEntryPoint.cc b/src/test/osd/ErasureCodePluginMissingEntryPoint.cc
index fc60f86608626855a54146f7987764fd0c17dc82..4d8f1bafd1c9b7dda03e1beafafdefc4f6e53cf2 100644 (file)
--- a/src/test/osd/ErasureCodePluginMissingEntryPoint.cc
+++ b/src/test/osd/ErasureCodePluginMissingEntryPoint.cc
@@ -1 +1,4 @@
 // missing int __erasure_code_init(char *plugin_name) {}
+
+// avoid warnings about library containing no symbols
+int __this_is_an_used_variable_to_avoid_warnings;