project feasibility_interval extends "kernelWithParsers.gpr" is for Source_Dirs use ("framework_examples"); for Main use ("feasibility_interval"); -- only the last definition of Object_Dir is used case kernel.Build is when "Debug" => for Object_Dir use "binaries/objects/debug"; for Exec_Dir use "."; when "Release" => for Object_Dir use "binaries/objects/release"; for Exec_Dir use "."; end case; end feasibility_interval;