set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -Wall -Wno-parentheses -O2 -std=c++11")
if(NOT CMAKE_INSTALL_PREFIX AND WIN32)
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -Wall -Wno-parentheses -O2 -std=c++11")
if(NOT CMAKE_INSTALL_PREFIX AND WIN32)