[compiler-rt] r255183 - [CMake] [Darwin] Log architecture test failures to CMakeError.log

[Chris Bieneman via llvm-commits]

Author: cbieneman
Date: Wed Dec  9 18:39:57 2015
New Revision: 255183

URL: http://llvm.org/viewvc/llvm-project?rev=255183&view=rev
Log:
[CMake] [Darwin] Log architecture test failures to CMakeError.log

This makes debugging configuration issues way easier.

Modified:
    compiler-rt/trunk/cmake/Modules/CompilerRTDarwinUtils.cmake

Modified: compiler-rt/trunk/cmake/Modules/CompilerRTDarwinUtils.cmake
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/cmake/Modules/CompilerRTDarwinUtils.cmake?rev=255183&r1=255182&r2=255183&view=diff
==============================================================================
--- compiler-rt/trunk/cmake/Modules/CompilerRTDarwinUtils.cmake (original)
+++ compiler-rt/trunk/cmake/Modules/CompilerRTDarwinUtils.cmake Wed Dec  9 18:39:57 2015
@@ -78,6 +78,10 @@ function(darwin_test_archs os valid_arch
                 OUTPUT_VARIABLE TEST_OUTPUT)
     if(${CAN_TARGET_${os}_${arch}})
       list(APPEND working_archs ${arch})
+    else()
+      file(APPEND ${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeError.log
+        "Testing compiler for supporting ${os}-${arch}:\n"
+        "${TEST_OUTPUT}\n")
     endif()
   endforeach()
   set(${valid_archs} ${working_archs}