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Fixed crash with strided_slice_bp op and tests. (#29)

master
shugeo 2019-11-05 12:49:15 +02:00 committed by GitHub
parent 7b14a9f603
commit 9124974e3b
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2 changed files with 47 additions and 1 deletions
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2
libnd4j/include/ops/declarable/generic/parity_ops/strided_slice.cpp
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@ -623,7 +623,7 @@ namespace nd4j {
//Zero output array, so unused elements have 0 gradient
output->nullify();
std::sort(indices.begin(), indices.end());
if(indices.size() == 3 && (indices[1] - indices[0]) == 1) {
output->p(indices[0], *epsNext);
}

46
libnd4j/tests_cpu/layers_tests/DeclarableOpsTests6.cpp
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@ -241,6 +241,52 @@ TEST_F(DeclarableOpsTests6, Test_StridedSlice_Once_Again_7) {
delete result;
}
TEST_F(DeclarableOpsTests6, Test_StridedSlice_BP_1) {
int zero = 0;
auto matrix = NDArrayFactory::create<double>('c', {5, 4});
// auto b = NDArrayFactory::create<int>('c', {1}, {zero});
// auto e = NDArrayFactory::create<int>('c', {1}, {zero});
// auto s = NDArrayFactory::create<int>('c', {1}, {1});
auto grad = NDArrayFactory::create<double>('c', {5,4});
matrix.linspace(1);
grad.linspace(1);
nd4j::ops::strided_slice_bp op;
auto result = op.execute({&matrix, &grad}, {}, {1, 0, 1, 0, 2, 0, 0, 0, 1, 1, 1});
ASSERT_EQ(Status::OK(), result->status());
auto z = result->at(0);
z->printShapeInfo("Output shape");
z->printIndexedBuffer("Output");
//ASSERT_TRUE(exp.equalsTo(z));
delete result;
}
TEST_F(DeclarableOpsTests6, Test_StridedSlice_BP_2) {
int zero = 0;
auto matrix = NDArrayFactory::create<double>('c', {1, 2});
// auto b = NDArrayFactory::create<int>('c', {1}, {zero});
// auto e = NDArrayFactory::create<int>('c', {1}, {zero});
// auto s = NDArrayFactory::create<int>('c', {1}, {1});
auto grad = NDArrayFactory::create<double>('c', {1}, {1.});
matrix.linspace(1);
//grad.linspace(1);
nd4j::ops::strided_slice_bp op;
auto result = op.execute({&matrix, &grad}, {}, {1, 0, 1, 0, 2, 0, 0, 0, 1, 1, 1});
ASSERT_EQ(Status::OK(), result->status());
auto z = result->at(0);
z->printShapeInfo("Output shape");
z->printIndexedBuffer("Output");
//ASSERT_TRUE(exp.equalsTo(z));
delete result;
}
TEST_F(DeclarableOpsTests6, Test_Simple_Scalar_1) {
auto x = NDArrayFactory::create<double>('c', {1, 1}, {2.0f});
auto exp = NDArrayFactory::create<double>('c', {1, 1}, {4.0f});