Improve checks for Open64 and g++ incompatible flags (#12119)

Modules/CheckCCompilerFlag.cmake

@@ -9,6 +9,7 @@
 #=============================================================================
 # Copyright 2006-2011 Kitware, Inc.
 # Copyright 2006 Alexander Neundorf <[email protected]>
+# Copyright 2011 Matthias Kretz <[email protected]>
 #
 # Distributed under the OSI-approved BSD License (the "License");
 # see accompanying file Copyright.txt for details.
@@ -35,6 +36,7 @@ MACRO (CHECK_C_COMPILER_FLAG _FLAG _RESULT)
      FAIL_REGEX "[Uu]nknown option"                         # HP
      FAIL_REGEX "[Ww]arning: [Oo]ption"                     # SunPro
      FAIL_REGEX "command option .* is not recognized"       # XL
+     FAIL_REGEX "WARNING: unknown flag:"                    # Open64
      )
    SET (CMAKE_REQUIRED_DEFINITIONS "${SAFE_CMAKE_REQUIRED_DEFINITIONS}")
 ENDMACRO (CHECK_C_COMPILER_FLAG)

Modules/CheckCXXCompilerFlag.cmake

@@ -9,6 +9,7 @@
 #=============================================================================
 # Copyright 2006-2010 Kitware, Inc.
 # Copyright 2006 Alexander Neundorf <[email protected]>
+# Copyright 2011 Matthias Kretz <[email protected]>
 #
 # Distributed under the OSI-approved BSD License (the "License");
 # see accompanying file Copyright.txt for details.
@@ -27,6 +28,7 @@ MACRO (CHECK_CXX_COMPILER_FLAG _FLAG _RESULT)
    SET(CMAKE_REQUIRED_DEFINITIONS "${_FLAG}")
    CHECK_CXX_SOURCE_COMPILES("int main() { return 0;}" ${_RESULT}
      # Some compilers do not fail with a bad flag
+     FAIL_REGEX "command line option .* is valid for .* but not for C\\\\+\\\\+" # GNU
      FAIL_REGEX "unrecognized .*option"                     # GNU
      FAIL_REGEX "unknown .*option"                          # Clang
      FAIL_REGEX "ignoring unknown option"                   # MSVC
@@ -36,6 +38,7 @@ MACRO (CHECK_CXX_COMPILER_FLAG _FLAG _RESULT)
      FAIL_REGEX "command option .* is not recognized"       # XL
      FAIL_REGEX "not supported in this configuration; ignored"       # AIX
      FAIL_REGEX "File with unknown suffix passed to linker" # PGI
+     FAIL_REGEX "WARNING: unknown flag:"                    # Open64
      )
    SET (CMAKE_REQUIRED_DEFINITIONS "${SAFE_CMAKE_REQUIRED_DEFINITIONS}")
 ENDMACRO (CHECK_CXX_COMPILER_FLAG)