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# This overrides the default CMake Debug and Release compiler options.
# The user can still specify different options by setting the
# CMAKE_CXX_FLAGS_[RELEASE,DEBUG] variables (on the command line or in the
# CMakeList.txt). This files serves as better CMake defaults and should only be
# modified if the default values are to be changed. Project specific compiler
# flags should be set in the CMakeList.txt by setting the CMAKE_CXX_FLAGS_*
# variables.
if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
# g++
set(common "-Wall -Wextra")
set(CMAKE_CXX_FLAGS_RELEASE_INIT "${common} -O3 -funroll-loops -DNDEBUG")
set(CMAKE_CXX_FLAGS_DEBUG_INIT "${common} -g -ggdb")
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "Intel")
# icpc
set(common "-Wall")
set(CMAKE_CXX_FLAGS_RELEASE_INIT "${common} -xHOST -O3")
set(CMAKE_CXX_FLAGS_DEBUG_INIT "${common} -g -O0")
elseif (CMAKE_CXX_COMPILER_ID MATCHES Clang)
# clang
set(common "-Wall -Wextra")
set(CMAKE_CXX_FLAGS_RELEASE_INIT "${common} -O3 -funroll-loops -DNDEBUG")
set(CMAKE_CXX_FLAGS_DEBUG_INIT "${common} -g -ggdb")
elseif (CMAKE_CXX_COMPILER_ID STREQUAL "PGI")
# pgcpp
endif ()
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