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fix for cufft: some early versions of cufft do not define CUFFT_VERSION in the header #37312

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Nov 19, 2021
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fix for cufft: some early versions of cufft do not define CUFFT_VERSION in the header #37312

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7 changes: 6 additions & 1 deletion paddle/fluid/operators/spectral_op.cu
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Original file line number Diff line number Diff line change
Expand Up @@ -313,7 +313,12 @@ void exec_fft(const DeviceContext& ctx, const Tensor* X, Tensor* out,
// create plan
FFTConfigKey key =
create_fft_configkey(collapsed_input, collapsed_output, signal_ndim);
if (CUFFT_VERSION < 10200) {
bool using_cache = false;
#if !defined(CUFFT_VERSION) || (CUFFT_VERSION < 10200)
using_cache = true;
#endif

if (using_cache) {
const int64_t device_id = static_cast<int64_t>(
reinterpret_cast<const platform::CUDAPlace*>(&collapsed_input.place())
->GetDeviceId());
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