diff --git a/llvm/lib/Support/BuryPointer.cpp b/llvm/lib/Support/BuryPointer.cpp
--- a/llvm/lib/Support/BuryPointer.cpp
+++ b/llvm/lib/Support/BuryPointer.cpp
@@ -19,7 +19,7 @@
   // will not be properly buried and a leak detector will report a leak, which
   // is what we want in such case.
   static const size_t kGraveYardMaxSize = 16;
-  LLVM_ATTRIBUTE_UNUSED static const void *GraveYard[kGraveYardMaxSize];
+  LLVM_ATTRIBUTE_USED static const void *GraveYard[kGraveYardMaxSize];
   static std::atomic<unsigned> GraveYardSize;
   unsigned Idx = GraveYardSize++;
   if (Idx >= kGraveYardMaxSize)
diff --git a/llvm/lib/Support/Unix/Signals.inc b/llvm/lib/Support/Unix/Signals.inc
--- a/llvm/lib/Support/Unix/Signals.inc
+++ b/llvm/lib/Support/Unix/Signals.inc
@@ -255,7 +255,7 @@
 // stack if we remove our signal handlers; that can't be done reliably if
 // someone else is also trying to do the same thing.
 static stack_t OldAltStack;
-static void* NewAltStackPointer;
+LLVM_ATTRIBUTE_USED static void *NewAltStackPointer;
 
 static void CreateSigAltStack() {
   const size_t AltStackSize = MINSIGSTKSZ + 64 * 1024;