On Friday 12 May 2017 13:52:36 Fred van Stappen wrote:
> > BTW, the mergesort benchmark binary also was 177576 bytes with
> > accidentally not working -XX, with active smartlinking it was reduced to
> > 26072 bytes.
>
> Hello Martin.
>
> In a other topic, they talk about to use : -k--gc-sections.
>
Yup, I get 29.9 KB with
fpc -k--gc-sections libnude.pas
"
library libnude ;
procedure test();
begin
end;
exports
test;
end.
"
"
objdump -h -T -t liblibnude.so
liblibnude.so: file format elf32-i386
Sections:
Idx Name Size VMA LMA File off Algn
0 .hash 00000014 000000d4 000000d4 000000d4 2**2
CONTENTS, ALLOC, LOAD, READONLY, DATA
1 .gnu.hash 00000020 000000e8 000000e8 000000e8 2**2
CONTENTS, ALLOC, LOAD, READONLY, DATA
2 .dynsym 00000020 00000108 00000108 00000108 2**2
CONTENTS, ALLOC, LOAD, READONLY, DATA
3 .dynstr 00000022 00000128 00000128 00000128 2**0
CONTENTS, ALLOC, LOAD, READONLY, DATA
4 .rel.dyn 00001528 0000014c 0000014c 0000014c 2**2
CONTENTS, ALLOC, LOAD, READONLY, DATA
5 .text 00004af0 00001680 00001680 00001680 2**4
CONTENTS, ALLOC, LOAD, READONLY, CODE
6 .rodata 000001b0 00006170 00006170 00006170 2**4
CONTENTS, ALLOC, LOAD, READONLY, DATA
7 .eh_frame 00000000 00006320 00006320 00006320 2**2
CONTENTS, ALLOC, LOAD, READONLY, DATA
8 .dynamic 000000a8 00007f58 00007f58 00006f58 2**2
CONTENTS, ALLOC, LOAD, DATA
9 .data 000003f0 00008000 00008000 00007000 2**4
CONTENTS, ALLOC, LOAD, DATA
10 .bss 00001664 000083f0 000083f0 000073f0 2**4
ALLOC
SYMBOL TABLE:
000000d4 l d .hash 00000000 .hash
000000e8 l d .gnu.hash 00000000 .gnu.hash
00000108 l d .dynsym 00000000 .dynsym
00000128 l d .dynstr 00000000 .dynstr
0000014c l d .rel.dyn 00000000 .rel.dyn
00001680 l d .text 00000000 .text
00006170 l d .rodata 00000000 .rodata
00006320 l d .eh_frame 00000000 .eh_frame
00007f58 l d .dynamic 00000000 .dynamic
00008000 l d .data 00000000 .data
000083f0 l d .bss 00000000 .bss
00001680 g F .text 00000005 test
DYNAMIC SYMBOL TABLE:
00001680 g DF .text 00000005 test
"
Martin
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