From e673e6f053f7320f78a2ce9ed262f9c11e503998 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Mon, 6 Nov 2017 07:49:17 -0500
Subject: Tests: Pass generator instance into check for Fortran

Check for a Fortran compiler using the same VS instance that we are
testing.
---
 Tests/CheckFortran.cmake | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'Tests/CheckFortran.cmake')

diff --git a/Tests/CheckFortran.cmake b/Tests/CheckFortran.cmake
index b1652baf1c..653f521d2c 100644
--- a/Tests/CheckFortran.cmake
+++ b/Tests/CheckFortran.cmake
@@ -15,11 +15,17 @@ file(WRITE \"\${CMAKE_CURRENT_BINARY_DIR}/result.cmake\"
   \"set(CMAKE_Fortran_COMPILER_SUPPORTS_F90 \\\"\${CMAKE_Fortran_COMPILER_SUPPORTS_F90}\\\")\\n\"
   )
 ")
+  if(CMAKE_GENERATOR_INSTANCE)
+    set(_D_CMAKE_GENERATOR_INSTANCE "-DCMAKE_GENERATOR_INSTANCE:INTERNAL=${CMAKE_GENERATOR_INSTANCE}")
+  else()
+    set(_D_CMAKE_GENERATOR_INSTANCE "")
+  endif()
   execute_process(
     WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/CMakeFiles/CheckFortran
     COMMAND ${CMAKE_COMMAND} . -G ${CMAKE_GENERATOR}
                                -A "${CMAKE_GENERATOR_PLATFORM}"
                                -T "${CMAKE_GENERATOR_TOOLSET}"
+                               ${_D_CMAKE_GENERATOR_INSTANCE}
     OUTPUT_VARIABLE output
     ERROR_VARIABLE output
     RESULT_VARIABLE result
-- 
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