1 1 3.6.4.4 Input Section and Garbage Collection 1 ............................................ 1 1 When link-time garbage collection is in use ('--gc-sections'), it is 1 often useful to mark sections that should not be eliminated. This is 1 accomplished by surrounding an input section's wildcard entry with 1 'KEEP()', as in 'KEEP(*(.init))' or 'KEEP(SORT_BY_NAME(*)(.ctors))'. 1