1SECTIONS 2{ 3 . = SIZEOF_HEADERS; 4 .text : { *(.text) } 5 .data : { *(.data) } 6 .bss : { *(.bss) *(COMMON) } 7} 8defined_pre = DEFINED (defined); 9defined = 1; 10defined_post = DEFINED (defined); 11undef_pre = DEFINED (undef); 12undef = 1; 13undef_post = DEFINED (undef); 14common_pre = DEFINED (common); 15common = 1; 16common_post = DEFINED (common); 17weak_pre = DEFINED (weak); 18weak = 1; 19weak_post = DEFINED (weak); 20undefweak_pre = DEFINED (undefweak); 21undefweak = 1; 22undefweak_post = DEFINED (undefweak); 23