Disable 'echo' in the default config, run 'make baseline', then
re-enable 'echo' and run 'make bloatcheck':
function                                             old     new   delta
.rodata                                           182521  182622    +101
packed_usage                                       33714   33792     +78
applet_main                                         3168    3176      +8
applet_names                                        2730    2735      +5
applet_suid                                           99     100      +1
applet_install_loc                                   198     199      +1
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 6/0 up/down: 194/0)             Total: 194 bytes
   text	   data	    bss	    dec	    hex	filename
 955052	   4195	   1808	 961055	  eaa1f	busybox_old
 955153	   4195	   1808	 961156	  eaa84	busybox_unstripped
The Total bytes value doesn't equal the change in the size of the
binary.  The packed_usage and applet_* items are in .rodata and
are counted twice.  With this modified bloat-o-meter the size of
named items is deducted from .rodata:
function                                             old     new   delta
packed_usage                                       33714   33792     +78
applet_main                                         3168    3176      +8
.rodata                                           105105  105113      +8
applet_names                                        2730    2735      +5
applet_suid                                           99     100      +1
applet_install_loc                                   198     199      +1
------------------------------------------------------------------------------
(add/remove: 0/0 grow/shrink: 6/0 up/down: 101/0)             Total: 101 bytes
   text	   data	    bss	    dec	    hex	filename
 955052	   4195	   1808	 961055	  eaa1f	busybox_old
 955153	   4195	   1808	 961156	  eaa84	busybox_unstripped
v2: Sections numbered less than 10 were always being omitted from
    consideration because splitting "[ 1] .interp" leaves "1]" in
    x[1] where the section name is expected.  This wasn't a problem
    for .rodata (numbered 15 in my testing) but let's fix it anyway.
Signed-off-by: Ron Yorston <rmy@pobox.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
		
	
		
			
				
	
	
	
		
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			4.6 KiB
		
	
	
	
	
		
			Executable File