[llvm] b1b04ed - [Vectorize] Fix warnings

[Kazu Hirata via llvm-commits]

Author: Kazu Hirata
Date: 2023-05-26T17:27:25-07:00
New Revision: b1b04ed96ac92d77ebb6de1ef8522f62ae4f517f

URL: https://github.com/llvm/llvm-project/commit/b1b04ed96ac92d77ebb6de1ef8522f62ae4f517f
DIFF: https://github.com/llvm/llvm-project/commit/b1b04ed96ac92d77ebb6de1ef8522f62ae4f517f.diff

LOG: [Vectorize] Fix warnings

This patch fixes:

  llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp:140:20: error:
  unused function 'operator<<' [-Werror,-Wunused-function]

  llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp:176:6: error:
  unused function 'dumpChain' [-Werror,-Wunused-function]

Added: 
    

Modified: 
    llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp b/llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp
index 97c72e46288d..f874c63d6cc9 100644
--- a/llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp
+++ b/llvm/lib/Transforms/Vectorize/LoadStoreVectorizer.cpp
@@ -137,7 +137,8 @@ using EqClassKey =
                unsigned /* Load/Store element size bits */,
                char /* IsLoad; char b/c bool can't be a DenseMap key */
                >;
-llvm::raw_ostream &operator<<(llvm::raw_ostream &OS, const EqClassKey &K) {
+[[maybe_unused]] llvm::raw_ostream &operator<<(llvm::raw_ostream &OS,
+                                               const EqClassKey &K) {
   const auto &[UnderlyingObject, AddrSpace, ElementSize, IsLoad] = K;
   return OS << (IsLoad ? "load" : "store") << " of " << *UnderlyingObject
             << " of element size " << ElementSize << " bits in addrspace "
@@ -173,7 +174,7 @@ void sortChainInOffsetOrder(Chain &C) {
   });
 }
 
-void dumpChain(ArrayRef<ChainElem> C) {
+[[maybe_unused]] void dumpChain(ArrayRef<ChainElem> C) {
   for (const auto &E : C) {
     dbgs() << "  " << *E.Inst << " (offset " << E.OffsetFromLeader << ")\n";
   }