CheckCXXCompilerFlag test: make it a CMakeOnly test

1 files changed, 58 insertions, 0 deletions

diff --git a/Tests/CMakeOnly/CheckCXXCompilerFlag/CMakeLists.txt b/Tests/CMakeOnly/CheckCXXCompilerFlag/CMakeLists.txt
new file mode 100644
index 0000000..e205330
--- /dev/null
+++ b/Tests/CMakeOnly/CheckCXXCompilerFlag/CMakeLists.txt
@@ -0,0 +1,58 @@
+cmake_minimum_required(VERSION 2.8)
+project(CheckCXXCompilerFlag)
+
+message(STATUS "CTEST_FULL_OUTPUT (Avoid ctest truncation of output)")
+set(CMAKE_VERBOSE_MAKEFILE 1)
+
+macro(TEST_FAIL value msg)
+  if (${value})
+    message (SEND_ERROR "Test fail:" ${msg} ${Out} )
+  endif ()
+endmacro()
+
+macro(TEST_PASS value msg)
+  if (NOT ${value})
+    message (SEND_ERROR "Test fail:" ${msg} ${Out} )
+  endif ()
+endmacro()
+
+if(CMAKE_COMPILER_IS_GNUCXX)
+  exec_program(${CMAKE_C_COMPILER} ARGS --version OUTPUT_VARIABLE     _gcc_version_info)
+  string (REGEX MATCH "[345]\\.[0-9]\\.[0-9]" _gcc_version "${_gcc_version_info}")
+  # gcc on mac just reports: "gcc (GCC) 3.3 20030304 ..." without the
+  # patch level, handle this here:
+  if(NOT _gcc_version)
+    string (REGEX REPLACE ".*\\(GCC\\).* ([34]\\.[0-9]) .*" "\\1.0" _gcc_version "${_gcc_version_info}")
+  endif()
+endif()
+
+if(CMAKE_CXX_COMPILER_ID MATCHES Clang)
+  exec_program(${CMAKE_CXX_COMPILER} ARGS --version OUTPUT_VARIABLE     _clang_version_info)
+  string (REGEX REPLACE ".*version ([0-9]\\.[0-9]).*" "\\1" _clang_version "${_clang_version_info}")
+endif()
+
+if(CMAKE_CXX_COMPILER_ID MATCHES Intel)
+  exec_program(${CMAKE_CXX_COMPILER} ARGS -V OUTPUT_VARIABLE     _intel_version_info)
+  string (REGEX REPLACE ".*Version ([0-9]+(\\.[0-9]+)+).*" "\\1" _intel_version "${_intel_version_info}")
+endif()
+
+message("Platform:\n  WIN32: ${WIN32}\n  UNIX: ${UNIX}\n  APPLE: ${APPLE}\n  MINGW: ${MINGW}\n  CYGWIN: ${CYGWIN}\n"
+  "  MSVC: ${MSVC}\n  MSVC60: ${MSVC60}\n  MSVC70: ${MSVC70}\n  MSVC71: ${MSVC71}\n  MSVC80: ${MSVC80}\n  MSVC90: ${MSVC90}\n  MSVC10: ${MSVC10}\n"
+  "  GCC: ${_gcc_version}\n"
+  "  Clang: ${_clang_version}\n"
+  "  Intel: ${_intel_version}\n"
+)
+
+include(CheckCXXCompilerFlag)
+
+check_cxx_compiler_flag(-fvisibility=hidden HAS_HIDDEN_VISIBILITY)
+
+message("HAS_HIDDEN_VISIBILITY: ${HAS_HIDDEN_VISIBILITY}\n\nCOMPILE OUTPUT:\n${OUTPUT}")
+
+if(CMAKE_COMPILER_IS_GNUCXX)
+  if(NOT WIN32)
+#     test_pass(HAS_HIDDEN_VISIBILITY "GCC should support hidden visibility, but does not.")
+  endif()
+else()
+  message("Unhandled Platform")
+endif()