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+#=============================================================================
+# Copyright 2006-2009 Kitware, Inc.
+# Copyright 2006-2008 Andreas Schneider <mail@cynapses.org>
+# Copyright 2007 Wengo
+# Copyright 2007 Mike Jackson
+# Copyright 2008 Andreas Pakulat <apaku@gmx.de>
+# Copyright 2008-2009 Philip Lowman <philip@yhbt.com>
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+#
+# * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#
+# * Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# * Neither the names of Kitware, Inc., the Insight Software Consortium,
+# nor the names of their contributors may be used to endorse or promote
+# products derived from this software without specific prior written
+# permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#-------------------------------------------------------------------------------
+
+#
+# Runs compiler with "-dumpversion" and parses major/minor
+# version with a regex.
+#
+FUNCTION(_COMPILER_DUMPVERSION _OUTPUT_VERSION)
+
+ EXEC_PROGRAM(${CMAKE_C_COMPILER}
+ ARGS ${CMAKE_C_COMPILER_ARG1} -dumpversion
+ OUTPUT_VARIABLE _COMPILER_VERSION
+ )
+ STRING(REGEX REPLACE "([0-9])\\.([0-9])(\\.[0-9])?" "\\1\\2"
+ _COMPILER_VERSION ${_COMPILER_VERSION})
+
+ SET(${_OUTPUT_VERSION} ${_COMPILER_VERSION} PARENT_SCOPE)
+ENDFUNCTION()
+
+#
+# End functions/macros
+#
+#-------------------------------------------------------------------------------
+
+