default_debug_feature Function

    function default_debug_feature() result(collection)
        type(feature_collection_t) :: collection
        
        ! Initialize base feature with debug settings
        collection%base%name              = 'debug'
        collection%base%platform%compiler = id_all
        collection%base%platform%os_type  = OS_ALL
        collection%base%default           = .true.
        
        ! Add debug variants for different compilers
        call collection%push_variant(default_variant('debug', id_caf, OS_ALL, &
            ' -Wall -Wextra -Wimplicit-interface -Wno-external-argument-mismatch&
            & -fPIC -fmax-errors=1 -g -fcheck=bounds&
            & -fcheck=array-temps -fbacktrace'))
            
        call collection%push_variant(default_variant('debug', id_gcc, OS_ALL, &
            ' -Wall -Wextra -Wimplicit-interface -Wno-external-argument-mismatch&
            & -fPIC -fmax-errors=1 -g -fcheck=bounds&
            & -fcheck=array-temps -fbacktrace -fcoarray=single'))
            
        call collection%push_variant(default_variant('debug', id_f95, OS_ALL, &
            ' -Wall -Wextra -Wimplicit-interface -Wno-external-argument-mismatch&
            & -fPIC -fmax-errors=1 -g -fcheck=bounds&
            & -fcheck=array-temps -Wno-maybe-uninitialized -Wno-uninitialized -fbacktrace'))
            
        call collection%push_variant(default_variant('debug', id_nvhpc, OS_ALL, &
            ' -Minform=inform -Mbackslash -g -Mbounds -Mchkptr -Mchkstk -traceback'))
            
        call collection%push_variant(default_variant('debug', id_intel_classic_nix, OS_ALL, &
            ' -warn all -check all -error-limit 1 -O0 -g -assume byterecl -traceback'))
            
        call collection%push_variant(default_variant('debug', id_intel_classic_nix, OS_WINDOWS, &
            ' /warn:all /check:all /error-limit:1&
            & /Od /Z7 /assume:byterecl /traceback'))
            
        call collection%push_variant(default_variant('debug', id_intel_llvm_nix, OS_ALL, &
            ' -warn all -check all -error-limit 1 -O0 -g -assume byterecl -traceback'))
            
        call collection%push_variant(default_variant('debug', id_intel_llvm_nix, OS_WINDOWS, &
            ' /warn:all /check:all /error-limit:1 /Od /Z7 /assume:byterecl'))
            
        call collection%push_variant(default_variant('debug', id_lfortran, OS_ALL, ''))
            
    end function default_debug_feature