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https://github.com/archlinuxarm/PKGBUILDs.git
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49 lines
1.8 KiB
Diff
49 lines
1.8 KiB
Diff
From bee44c4c029eeee4c77434fd38208a5c02780b44 Mon Sep 17 00:00:00 2001
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From: "Jan Alexander Steffens (heftig)" <jan.steffens@gmail.com>
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Date: Tue, 7 Jan 2020 23:48:18 +0100
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Subject: [PATCH] Fix CUDA test without devices.
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Getting the runtime version fails when no devices are present.
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---
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.../version_reqs/prog.cu | 21 ++++++++++---------
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1 file changed, 11 insertions(+), 10 deletions(-)
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diff --git a/test cases/cuda/11 cuda dependency (nvcc)/version_reqs/prog.cu b/test cases/cuda/11 cuda dependency (nvcc)/version_reqs/prog.cu
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index 56688303..bc90081e 100644
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--- a/test cases/cuda/11 cuda dependency (nvcc)/version_reqs/prog.cu
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+++ b/test cases/cuda/11 cuda dependency (nvcc)/version_reqs/prog.cu
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@@ -9,20 +9,21 @@ int cuda_devices(void) {
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int main(void) {
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std::cout << "Compiled against CUDA version: " << CUDART_VERSION << "\n";
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+
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int runtime_version = 0;
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- cudaError_t r = cudaRuntimeGetVersion(&runtime_version);
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- if (r != cudaSuccess) {
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- std::cout << "Couldn't obtain CUDA runtime version (error " << r << "). Exiting.\n";
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- return -1;
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+ switch (cudaError_t r = cudaRuntimeGetVersion(&runtime_version)) {
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+ case cudaSuccess:
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+ std::cout << "CUDA runtime version: " << runtime_version << "\n";
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+ break;
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+ case cudaErrorNoDevice:
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+ std::cout << "No CUDA hardware found. Exiting.\n";
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+ return 0;
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+ default:
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+ std::cout << "Couldn't obtain CUDA runtime version (error " << r << "). Exiting.\n";
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+ return -1;
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}
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- std::cout << "CUDA runtime version: " << runtime_version << "\n";
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int n = cuda_devices();
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- if (n == 0) {
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- std::cout << "No CUDA hardware found. Exiting.\n";
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- return 0;
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- }
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-
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std::cout << "Found " << n << " CUDA devices.\n";
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return 0;
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}
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--
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2.24.1
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