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-rw-r--r--var/spack/repos/builtin/packages/py-torch/package.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/var/spack/repos/builtin/packages/py-torch/package.py b/var/spack/repos/builtin/packages/py-torch/package.py
index 9af10cb65a..2e1631fa02 100644
--- a/var/spack/repos/builtin/packages/py-torch/package.py
+++ b/var/spack/repos/builtin/packages/py-torch/package.py
@@ -526,6 +526,7 @@ class PyTorch(PythonPackage, CudaPackage, ROCmPackage):
enable_or_disable("cuda")
if "+cuda" in self.spec:
+ env.set("CUDA_TOOLKIT_ROOT_DIR", self.spec["cuda"].prefix) # Linux/macOS
env.set("CUDA_HOME", self.spec["cuda"].prefix) # Linux/macOS
env.set("CUDA_PATH", self.spec["cuda"].prefix) # Windows
self.torch_cuda_arch_list(env)