Index: compiler-rt/trunk/lib/xray/xray_fdr_logging.cc
===================================================================
--- compiler-rt/trunk/lib/xray/xray_fdr_logging.cc
+++ compiler-rt/trunk/lib/xray/xray_fdr_logging.cc
@@ -523,7 +523,7 @@
 
 } // namespace __xray
 
-static auto Unused = [] {
+static auto UNUSED Unused = [] {
   using namespace __xray;
   if (flags()->xray_fdr_log) {
     XRayLogImpl Impl{
Index: compiler-rt/trunk/lib/xray/xray_inmemory_log.cc
===================================================================
--- compiler-rt/trunk/lib/xray/xray_inmemory_log.cc
+++ compiler-rt/trunk/lib/xray/xray_inmemory_log.cc
@@ -129,7 +129,7 @@
   }
 }
 
-static auto Unused = [] {
+static auto UNUSED Unused = [] {
   if (!probeRequiredCPUFeatures()) {
     Report("Required CPU features missing for XRay instrumentation, not "
            "installing instrumentation hooks.\n");