From aeb4a9c8ecc0707e0d82f886c07b300fe00920dc Mon Sep 17 00:00:00 2001
From: Francis Murtagh <francis.murtagh@arm.com>
Date: Wed, 18 May 2022 11:46:10 +0100
Subject: BugFix: Overload Deprecated IsUnidirectionalSequenceLstmSupported

 * Signature change is ABI/API break, overloaded and forwarded to new function.

Signed-off-by: Francis Murtagh <francis.murtagh@arm.com>
Change-Id: I8590a6fd65986b5aeff905c1e761cb5c51042e99
---
 src/armnn/BackendHelper.cpp | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

(limited to 'src/armnn/BackendHelper.cpp')

diff --git a/src/armnn/BackendHelper.cpp b/src/armnn/BackendHelper.cpp
index 9f97c26a75..2d70d7add0 100644
--- a/src/armnn/BackendHelper.cpp
+++ b/src/armnn/BackendHelper.cpp
@@ -1406,6 +1406,32 @@ bool LayerSupportHandle::IsTransposeSupported(const TensorInfo& input,
                                             reasonIfUnsupported);
 }
 
+// Forwarding function to maintain ABI stability
+bool LayerSupportHandle::IsUnidirectionalSequenceLstmSupported(const TensorInfo& input,
+                                                               const TensorInfo& outputStateIn,
+                                                               const TensorInfo& cellStateIn,
+                                                               const TensorInfo& output,
+                                                               const Optional<TensorInfo>& hiddenStateOutput,
+                                                               const Optional<TensorInfo>& cellStateOutput,
+                                                               const LstmDescriptor& descriptor,
+                                                               const LstmInputParamsInfo& paramsInfo,
+                                                               Optional<std::string&> reasonIfUnsupported)
+{
+    TensorInfo hiddenStateOutputVal =  hiddenStateOutput.has_value() ? hiddenStateOutput.value() : TensorInfo();
+    TensorInfo cellStateOutputVal   =  cellStateOutput.has_value() ? cellStateOutput.value() : TensorInfo();
+    TensorInfos infos{input, outputStateIn, cellStateIn, hiddenStateOutputVal, cellStateOutputVal, output};
+
+    return IsUnidirectionalSequenceLstmSupported(input,
+                                                 outputStateIn,
+                                                 cellStateIn,
+                                                 hiddenStateOutputVal,
+                                                 cellStateOutputVal,
+                                                 output,
+                                                 descriptor,
+                                                 paramsInfo,
+                                                 reasonIfUnsupported);
+}
+
 bool LayerSupportHandle::IsUnidirectionalSequenceLstmSupported(const TensorInfo& input,
                                                                const TensorInfo& outputStateIn,
                                                                const TensorInfo& cellStateIn,
-- 
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