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[Big-Tensor Fix] Add error throwing check of ctc_loss #74223

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Merged
merged 1 commit into from
Jul 28, 2025
Merged

[Big-Tensor Fix] Add error throwing check of ctc_loss #74223

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11 changes: 9 additions & 2 deletions paddle/phi/kernels/impl/warpctc_kernel_impl.h
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Original file line number Diff line number Diff line change
Expand Up @@ -251,22 +251,29 @@ void WarpctcKernel(const Context& dev_ctx,
"greater than zero "
"but received %d. ",
max_sequence_length));

PADDLE_ENFORCE_GT(num_sequences,
0,
common::errors::InvalidArgument(
"The second dimension of Input(Logits) should be "
"greater than zero "
"but received %d. ",
num_sequences));

PADDLE_ENFORCE_GT(sequence_width,
0,
common::errors::InvalidArgument(
"The third dimension of Input(Logits) should be "
"greater than zero "
"but received %d. ",
sequence_width));
PADDLE_ENFORCE_LT(
num_sequences * sequence_width * max_sequence_length,
std::numeric_limits<int>::max(),
errors::InvalidArgument(
"The total number of elements in Input(Logits) should be less than "
"%d, "
"but received %d",
std::numeric_limits<int>::max(),
num_sequences * sequence_width * max_sequence_length));

DenseTensor logits_length_cpu;
DenseTensor labels_length_cpu;
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