[ONNX] Fix compilation of ONNX library (#1494)

cmake/external_onnx.cmake

@@ -43,6 +43,7 @@ if (${CMAKE_VERSION} VERSION_LESS 3.2)
                        -DProtobuf_PROTOC_EXECUTABLE=${Protobuf_PROTOC_EXECUTABLE}
                        -DProtobuf_INCLUDE_DIR=${Protobuf_INCLUDE_DIR}
                        -DPROTOBUF_LIBRARY=${Protobuf_LIBRARY}
+                       -DPROTOBUF_INCLUDE_DIR=${Protobuf_INCLUDE_DIR}
                        -DPROTOBUF_SRC_ROOT_FOLDER=${Protobuf_SRC_ROOT_FOLDER}
             TMP_DIR "${EXTERNAL_PROJECTS_ROOT}/onnx/tmp"
             STAMP_DIR "${EXTERNAL_PROJECTS_ROOT}/onnx/stamp"
@@ -65,6 +66,7 @@ else()
                            -DProtobuf_PROTOC_EXECUTABLE=${Protobuf_PROTOC_EXECUTABLE}
                            -DProtobuf_INCLUDE_DIR=${Protobuf_INCLUDE_DIR}
                            -DPROTOBUF_LIBRARY=${Protobuf_LIBRARY}
+                           -DPROTOBUF_INCLUDE_DIR=${Protobuf_INCLUDE_DIR}
                            -DPROTOBUF_SRC_ROOT_FOLDER=${Protobuf_SRC_ROOT_FOLDER}
                 TMP_DIR "${EXTERNAL_PROJECTS_ROOT}/onnx/tmp"
                 STAMP_DIR "${EXTERNAL_PROJECTS_ROOT}/onnx/stamp"
@@ -88,6 +90,7 @@ else()
                 UPDATE_COMMAND ""
                 CMAKE_ARGS -DONNX_GEN_PB_TYPE_STUBS=OFF
                            -DProtobuf_PROTOC_EXECUTABLE=${Protobuf_PROTOC_EXECUTABLE}
+                           -DProtobuf_LIBRARY=${Protobuf_LIBRARY}
                            -DProtobuf_INCLUDE_DIR=${Protobuf_INCLUDE_DIR}
                 TMP_DIR "${EXTERNAL_PROJECTS_ROOT}/onnx/tmp"
                 STAMP_DIR "${EXTERNAL_PROJECTS_ROOT}/onnx/stamp"

src/ngraph/frontend/onnx_import/op/gemm.cpp

@@ -39,17 +39,17 @@ namespace ngraph
                 auto input_b = inputs.at(1);
                 auto input_c = inputs.at(2);
 
-                double alpha{node.get_attribute_value<double>("alpha", 1)};
-                double beta{node.get_attribute_value<double>("beta", 1)};
+                double alpha = node.get_attribute_value<double>("alpha", 1);
+                double beta = node.get_attribute_value<double>("beta", 1);
 
-                auto trans_a{node.get_attribute_value<int64_t>("transA", 0)};
-                auto trans_b{node.get_attribute_value<int64_t>("transB", 0)};
+                auto trans_a = node.get_attribute_value<int64_t>("transA", 0);
+                auto trans_b = node.get_attribute_value<int64_t>("transB", 0);
 
-                if (trans_a)
+                if (trans_a != 0)
                 {
                     input_a = transpose(input_a);
                 }
-                if (trans_b)
+                if (trans_b != 0)
                 {
                     input_b = transpose(input_b);
                 }