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Arm backend: Fix Arm tester issue for inplace ops #14855

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merged 1 commit into from
Oct 7, 2025
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Arm backend: Fix Arm tester issue for inplace ops #14855

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10 changes: 7 additions & 3 deletions backends/arm/test/tester/arm_tester.py
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Original file line number Diff line number Diff line change
Expand Up @@ -458,6 +458,10 @@ def run_method_and_compare_outputs(
for run_iteration in range(num_runs):
reference_input = inputs if inputs else next(self.generate_random_inputs())

# Avoid issues with inplace operators
test_input = copy.deepcopy(reference_input)
original_input = copy.deepcopy(reference_input)

input_shapes = [
generated_input.shape if hasattr(generated_input, "shape") else (1,)
for generated_input in reference_input
Expand All @@ -472,16 +476,16 @@ def run_method_and_compare_outputs(
# Run exported module directly
test_outputs, _ = pytree.tree_flatten(
self._calculate_reference_output(
exported_program.module(), reference_input
exported_program.module(), test_input
)
)
else:
# Run lowered model with target
test_outputs, _ = pytree.tree_flatten(
test_stage.run_artifact(reference_input)
test_stage.run_artifact(test_input)
)

logger.info(f"\n Input: {reference_input}")
logger.info(f"\n Input: {original_input}")
logger.info(f"\n Ref output: {reference_outputs}")
logger.info(f"\nTest output: {test_outputs}")

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