try_compile: extend CMP0067 to honor language standards for CUDA.

6 files changed, 23 insertions, 0 deletions

diff --git a/Tests/RunCMake/CMakeLists.txt b/Tests/RunCMake/CMakeLists.txt
index 1b88d46..adfd37d 100644
--- a/Tests/RunCMake/CMakeLists.txt
+++ b/Tests/RunCMake/CMakeLists.txt
@@ -222,6 +222,7 @@ foreach(var
     CMAKE_CXX_COMPILER_ID
     CMAKE_CXX_COMPILER_VERSION
     CMAKE_CXX_STANDARD_DEFAULT
+    CMake_TEST_CUDA
     )
   if(DEFINED ${var})
     list(APPEND try_compile_ARGS -D${var}=${${var}})
diff --git a/Tests/RunCMake/try_compile/CudaStandard-result.txt b/Tests/RunCMake/try_compile/CudaStandard-result.txt
new file mode 100644
index 0000000..d00491f
--- /dev/null
+++ b/Tests/RunCMake/try_compile/CudaStandard-result.txt
@@ -0,0 +1 @@
+1
diff --git a/Tests/RunCMake/try_compile/CudaStandard-stderr.txt b/Tests/RunCMake/try_compile/CudaStandard-stderr.txt
new file mode 100644
index 0000000..3c6bdf6
--- /dev/null
+++ b/Tests/RunCMake/try_compile/CudaStandard-stderr.txt
@@ -0,0 +1,7 @@
+^CMake Error at .*/Tests/RunCMake/try_compile/CudaStandard-build/CMakeFiles/CMakeTmp/CMakeLists.txt:[0-9]+ \(add_executable\):
+  CUDA_STANDARD is set to invalid value '3'
++
+CMake Error at CudaStandard.cmake:[0-9]+ \(try_compile\):
+  Failed to generate test project build system.
+Call Stack \(most recent call first\):
+  CMakeLists.txt:[0-9]+ \(include\)$
diff --git a/Tests/RunCMake/try_compile/CudaStandard.cmake b/Tests/RunCMake/try_compile/CudaStandard.cmake
new file mode 100644
index 0000000..96da422
--- /dev/null
+++ b/Tests/RunCMake/try_compile/CudaStandard.cmake
@@ -0,0 +1,7 @@
+enable_language(CUDA)
+try_compile(result ${CMAKE_CURRENT_BINARY_DIR}
+  SOURCES ${CMAKE_CURRENT_SOURCE_DIR}/src.cu
+  CUDA_STANDARD 3
+  OUTPUT_VARIABLE out
+  )
+message("try_compile output:\n${out}")
diff --git a/Tests/RunCMake/try_compile/RunCMakeTest.cmake b/Tests/RunCMake/try_compile/RunCMakeTest.cmake
index d1b0217..5452e6d 100644
--- a/Tests/RunCMake/try_compile/RunCMakeTest.cmake
+++ b/Tests/RunCMake/try_compile/RunCMakeTest.cmake
@@ -35,6 +35,9 @@ if(CMAKE_CXX_STANDARD_DEFAULT)
 elseif(DEFINED CMAKE_CXX_STANDARD_DEFAULT)
   run_cmake(CxxStandardNoDefault)
 endif()
+if(CMake_TEST_CUDA)
+  run_cmake(CudaStandard)
+endif()
 if(CMAKE_C_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_C_COMPILER_VERSION VERSION_LESS 4.4)
   run_cmake(CStandardGNU)
 endif()
diff --git a/Tests/RunCMake/try_compile/src.cu b/Tests/RunCMake/try_compile/src.cu
new file mode 100644
index 0000000..f8b643a
--- /dev/null
+++ b/Tests/RunCMake/try_compile/src.cu
@@ -0,0 +1,4 @@
+int main()
+{
+  return 0;
+}