[mlir][sparse] Fix a problem in the new operator rewriter.

The getSparseTensorReaderNextX functions should return void.

Reviewed By: aartbik

Differential Revision: https://reviews.llvm.org/D138226

Author: bixia1

mlir/lib/Dialect/SparseTensor/Transforms/SparseTensorRewriting.cpp

@@ -930,9 +930,8 @@ struct NewRewriter : public OpRewritePattern<NewOp> {
     SmallString<18> getNextFuncName{"getSparseTensorReaderNext",
                                     primaryTypeFunctionSuffix(eltTp)};
     Value indices = dimSizes; // Reuse the indices memref to store indices.
-    createFuncCall(rewriter, loc, getNextFuncName, {eltTp},
-                   {reader, indices, value}, EmitCInterface::On)
-        .getResult(0);
+    createFuncCall(rewriter, loc, getNextFuncName, {}, {reader, indices, value},
+                   EmitCInterface::On);
     SmallVector<Value> indicesArray;
     for (uint64_t i = 0; i < rank; i++) {
       indicesArray.push_back(rewriter.create<memref::LoadOp>(

mlir/test/Integration/Dialect/SparseTensor/CPU/sparse_sum_c32.mlir

@@ -1,9 +1,16 @@
-// RUN: mlir-opt %s --sparse-compiler | \
-// RUN: TENSOR0="%mlir_src_dir/test/Integration/data/test_symmetric_complex.mtx" \
-// RUN: mlir-cpu-runner \
-// RUN:  -e entry -entry-point-result=void  \
-// RUN:  -shared-libs=%mlir_lib_dir/libmlir_c_runner_utils%shlibext | \
-// RUN: FileCheck %s
+// DEFINE: %{option} = enable-runtime-library=true
+// DEFINE: %{command} = mlir-opt %s --sparse-compiler=%{option} | \
+// DEFINE: TENSOR0="%mlir_src_dir/test/Integration/data/test_symmetric_complex.mtx" \
+// DEFINE: mlir-cpu-runner \
+// DEFINE:  -e entry -entry-point-result=void  \
+// DEFINE:  -shared-libs=%mlir_lib_dir/libmlir_c_runner_utils%shlibext | \
+// DEFINE: FileCheck %s
+//
+// RUN: %{command}
+//
+// Do the same run, but now with direct IR generation.
+// REDEFINE: %{option} = enable-runtime-library=false
+// RUN: %{command}
 
 !Filename = !llvm.ptr<i8>