IVGCVSW-3847 Support INT32 in Gather operator

Signed-off-by: Teresa Charlin <teresa.charlinreyes@arm.com>
Change-Id: Ica217d3e4fbcdef1315554ea5d5c4720124696c3
diff --git a/src/backends/reference/test/RefLayerTests.cpp b/src/backends/reference/test/RefLayerTests.cpp
index 0250299..4086d3c 100644
--- a/src/backends/reference/test/RefLayerTests.cpp
+++ b/src/backends/reference/test/RefLayerTests.cpp
@@ -1626,14 +1626,17 @@
 ARMNN_AUTO_TEST_CASE(Gather1dParamsFloat16, Gather1dParamsFloat16Test)
 ARMNN_AUTO_TEST_CASE(Gather1dParamsUint8, Gather1dParamsUint8Test)
 ARMNN_AUTO_TEST_CASE(Gather1dParamsInt16, Gather1dParamsInt16Test)
+ARMNN_AUTO_TEST_CASE(Gather1dParamsInt32, Gather1dParamsInt32Test)
 ARMNN_AUTO_TEST_CASE(GatherMultiDimParamsFloat32, GatherMultiDimParamsFloat32Test)
 ARMNN_AUTO_TEST_CASE(GatherMultiDimParamsFloat16, GatherMultiDimParamsFloat16Test)
 ARMNN_AUTO_TEST_CASE(GatherMultiDimParamsUint8, GatherMultiDimParamsUint8Test)
 ARMNN_AUTO_TEST_CASE(GatherMultiDimParamsInt16, GatherMultiDimParamsInt16Test)
+ARMNN_AUTO_TEST_CASE(GatherMultiDimParamsInt32, GatherMultiDimParamsInt32Test)
 ARMNN_AUTO_TEST_CASE(GatherMultiDimParamsMultiDimIndicesFloat32, GatherMultiDimParamsMultiDimIndicesFloat32Test)
 ARMNN_AUTO_TEST_CASE(GatherMultiDimParamsMultiDimIndicesFloat16, GatherMultiDimParamsMultiDimIndicesFloat16Test)
 ARMNN_AUTO_TEST_CASE(GatherMultiDimParamsMultiDimIndicesUint8, GatherMultiDimParamsMultiDimIndicesUint8Test)
 ARMNN_AUTO_TEST_CASE(GatherMultiDimParamsMultiDimIndicesInt16, GatherMultiDimParamsMultiDimIndicesInt16Test)
+ARMNN_AUTO_TEST_CASE(GatherMultiDimParamsMultiDimIndicesInt32, GatherMultiDimParamsMultiDimIndicesInt32Test)
 
 // Abs
 ARMNN_AUTO_TEST_CASE(Abs2d, Abs2dTest<DataType::Float32>)