From c9235c0159a75b55aae3e14bce852dd92b90a0f9 Mon Sep 17 00:00:00 2001
From: James Bigler <jbigler@nvidia.com>
Date: Mon, 30 Nov 2009 17:05:18 -0500
Subject: [PATCH] Don't allow -G -M on CUDA versions less than 3.0.

---
 Modules/FindCUDA/run_nvcc.cmake | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/Modules/FindCUDA/run_nvcc.cmake b/Modules/FindCUDA/run_nvcc.cmake
index 4a9a7d4d6..d7fde752d 100644
--- a/Modules/FindCUDA/run_nvcc.cmake
+++ b/Modules/FindCUDA/run_nvcc.cmake
@@ -150,12 +150,26 @@ cuda_execute_process(
   COMMAND "${CMAKE_COMMAND}" -E remove "${generated_file}"
   )
 
+# For CUDA 2.3 and below, -G -M doesn't work, so remove the -G flag
+# for dependency generation and hope for the best.
+set(depends_CUDA_NVCC_FLAGS "${CUDA_NVCC_FLAGS}")
+set(CUDA_VERSION @CUDA_VERSION@)
+if(CUDA_VERSION VERSION_LESS "3.0")
+  cmake_policy(PUSH)
+  # CMake policy 0007 NEW states that empty list elements are not
+  # ignored.  I'm just setting it to avoid the warning that's printed.
+  cmake_policy(SET CMP0007 NEW)
+  # Note that this will remove all occurances of -G.
+  list(REMOVE_ITEM depends_CUDA_NVCC_FLAGS "-G")
+  cmake_policy(POP)
+endif()
+
 # Generate the dependency file
 cuda_execute_process(
   "Generating dependency file: ${NVCC_generated_dependency_file}"
   COMMAND "${CUDA_NVCC_EXECUTABLE}"
   "${source_file}"
-  ${CUDA_NVCC_FLAGS}
+  ${depends_CUDA_NVCC_FLAGS}
   ${nvcc_flags}
   ${CCBIN}
   ${nvcc_host_compiler_flags}