message: Drop unused function - NFC
diff: @@ -55,11 +55,6 @@ static llvm::cl::opt<bool> clPromoteDynamic(
  llvm::cl::desc("Test generation of dynamic promoted buffers"),
  llvm::cl::cat(clOptionsCategory), llvm::cl::init(false));
  -static AffineMap getAffineDifferenceMap(MLIRContext *context) {
  - AffineExpr d0(getAffineDimExpr(0, context)), d1(getAffineDimExpr(1, context));
  - return AffineMap::get(2, 0, {d0 - d1});
  -}
  -
  static Value *allocBuffer(Type elementType, Value *size, bool dynamicBuffers) {
  auto *ctx = size->getContext();
  auto width = llvm::divideCeil(elementType.getIntOrFloatBitWidth(), 8);
  