Fix NDEBUG build warning

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@242200 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/Hexagon/HexagonGenPredicate.cpp b/lib/Target/Hexagon/HexagonGenPredicate.cpp
index 6a97cd4bd869b1ae287b9bbb0c3184e4567b6837..6905c4f6d12539695cbee1725995d1578f3c2ecc 100644 (file)
--- a/lib/Target/Hexagon/HexagonGenPredicate.cpp
+++ b/lib/Target/Hexagon/HexagonGenPredicate.cpp
@@ -54,6 +54,8 @@ namespace {
     Register Reg;
     const TargetRegisterInfo &TRI;
   };
+  raw_ostream &operator<< (raw_ostream &OS, const PrintRegister &PR)
+    LLVM_ATTRIBUTE_UNUSED;
   raw_ostream &operator<< (raw_ostream &OS, const PrintRegister &PR) {
     return OS << PrintReg(PR.Reg.R, &PR.TRI, PR.Reg.S);
   }