[PATCH] D29860: [XRay] [compiler-rt] [NFC] Annotate unused variables for the compiler.

[Martin Pelikán via Phabricator via llvm-commits]

pelikan created this revision.

Use a common definition of a "this variable is unused" annotation for useless
variables only present for their lambda global initializers, to silence gcc's
warning.


https://reviews.llvm.org/D29860

Files:
  lib/xray/xray_fdr_logging.cc
  lib/xray/xray_inmemory_log.cc


Index: lib/xray/xray_inmemory_log.cc
===================================================================
--- lib/xray/xray_inmemory_log.cc
+++ lib/xray/xray_inmemory_log.cc
@@ -130,7 +130,7 @@
   }
 }
 
-static auto Unused = [] {
+static auto UNUSED Unused = [] {
   if (!probeRequiredCPUFeatures()) {
     Report("Required CPU features missing for XRay instrumentation, not "
            "installing instrumentation hooks.\n");
Index: lib/xray/xray_fdr_logging.cc
===================================================================
--- lib/xray/xray_fdr_logging.cc
+++ 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{


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