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Allow empty vectors in tflite::Verify

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PiperOrigin-RevId: 234886466
This commit is contained in:
Sachin Joglekar 2019-02-20 15:54:22 -08:00 committed by TensorFlower Gardener
parent 6513629c35
commit 69ab50a9b6
2 changed files with 5 additions and 8 deletions
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5
tensorflow/lite/tools/verifier.cc
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@ -110,9 +110,8 @@ bool VerifyNumericTensorBuffer(const Tensor& tensor, const Buffer& buffer,
ErrorReporter* error_reporter) {
uint64_t bytes_required = 1;
if (!tensor.shape()) {
ReportError(error_reporter, "Tensor %s shape is empty",
tensor.name()->c_str());
return false;
// Empty tensor. Avoid further checks.
return true;
}
for (int dim : *tensor.shape()) {
bytes_required *= dim;

8
tensorflow/lite/tools/verifier_test.cc
View File

@ -148,20 +148,18 @@ TEST(VerifyModel, TestEmptyModel) {
::testing::ContainsRegex("Missing 'subgraphs' section."));
}
TEST(VerifyModel, TestEmptyShape) {
TEST(VerifyModel, TestEmptyVector) {
TfLiteFlatbufferModelBuilder builder({}, {"test"});
builder.AddOperator({0, 1}, {3}, BuiltinOperator_CUSTOM, "test");
builder.AddTensor({2, 3}, TensorType_UINT8, {1, 2, 3, 4, 5, 6}, "input");
builder.AddTensor({}, TensorType_UINT8, {1, 2, 3, 4, 5, 6}, "inputtwo");
builder.AddTensor({}, TensorType_UINT8, {}, "empty_vector");
builder.AddTensor(
{2}, TensorType_STRING,
{2, 0, 0, 0, 16, 0, 0, 0, 17, 0, 0, 0, 19, 0, 0, 0, 'A', 'B', 'C'},
"data");
builder.AddTensor({2, 3}, TensorType_INT32, {}, "output");
builder.FinishModel({0, 1}, {3});
ASSERT_FALSE(builder.Verify());
EXPECT_THAT(builder.GetErrorString(),
::testing::ContainsRegex("Tensor inputtwo shape is empty"));
ASSERT_TRUE(builder.Verify());
}
TEST(VerifyModel, TestSimpleModel) {