From 0cfcdc3ffdeeffbcb588ef0ad63811527fcff045 Mon Sep 17 00:00:00 2001
From: Sylvestre Ledru <sylvestre@debian.org>
Date: Wed, 29 Nov 2017 15:03:28 +0000
Subject: [PATCH] Add the nvidia-cuda-toolkit  Debian package path to search
 path

Summary:
Reported here:
http://bugs.debian.org/882505

Patch by Andreas Beckmann


Reviewers: Hahnfeld, tra

Reviewed By: tra

Subscribers: jlebar, cfe-commits

Differential Revision: https://reviews.llvm.org/D40453

llvm-svn: 319317
---
 clang/lib/Driver/ToolChains/Cuda.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/clang/lib/Driver/ToolChains/Cuda.cpp b/clang/lib/Driver/ToolChains/Cuda.cpp
index 4a5cf3dc6aec..aea409fc2092 100644
--- a/clang/lib/Driver/ToolChains/Cuda.cpp
+++ b/clang/lib/Driver/ToolChains/Cuda.cpp
@@ -75,6 +75,11 @@ CudaInstallationDetector::CudaInstallationDetector(
     CudaPathCandidates.push_back(D.SysRoot + "/usr/local/cuda");
     for (const char *Ver : Versions)
       CudaPathCandidates.push_back(D.SysRoot + "/usr/local/cuda-" + Ver);
+
+    if (Distro(D.getVFS).IsDebian())
+      // Special case for Debian to have nvidia-cuda-toolkit work
+      // out of the box. More info on http://bugs.debian.org/882505
+      CudaPathCandidates.push_back(D.SysRoot + "/usr/lib/cuda");
   }
 
   for (const auto &CudaPath : CudaPathCandidates) {