build: Add more size optimization flags

Before:

	$ wc -c wolfssl-util
	14680 wolfssl-util

After:

	$ wc -c wolfssl-util
	10120 wolfssl-util

And a hard-to-read diff of sections:

	 wolfssl-util:     file format elf64-x86-64

	 Sections:
	 Idx Name          Size      VMA               LMA               File off  Algn
	   0 .interp       0000001c  0000000000000238  0000000000000238  00000238  2**0
	                   CONTENTS, ALLOC, LOAD, READONLY, DATA
	   1 .note.ABI-tag 00000020  0000000000000254  0000000000000254  00000254  2**2
	                   CONTENTS, ALLOC, LOAD, READONLY, DATA
	-  2 .note.gnu.build-id 00000024  0000000000000274  0000000000000274  00000274  2**2
	+  2 .hash         00000154  0000000000000278  0000000000000278  00000278  2**3
	                   CONTENTS, ALLOC, LOAD, READONLY, DATA
	-  3 .gnu.hash     0000003c  0000000000000298  0000000000000298  00000298  2**3
	+  3 .dynsym       00000450  00000000000003d0  00000000000003d0  000003d0  2**3
	                   CONTENTS, ALLOC, LOAD, READONLY, DATA
	-  4 .dynsym       00000450  00000000000002d8  00000000000002d8  000002d8  2**3
	+  4 .dynstr       000002ab  0000000000000820  0000000000000820  00000820  2**0
	                   CONTENTS, ALLOC, LOAD, READONLY, DATA
	-  5 .dynstr       000002ab  0000000000000728  0000000000000728  00000728  2**0
	+  5 .gnu.version  0000005c  0000000000000acc  0000000000000acc  00000acc  2**1
	                   CONTENTS, ALLOC, LOAD, READONLY, DATA
	-  6 .gnu.version  0000005c  00000000000009d4  00000000000009d4  000009d4  2**1
	+  6 .gnu.version_r 00000020  0000000000000b28  0000000000000b28  00000b28  2**3
	                   CONTENTS, ALLOC, LOAD, READONLY, DATA
	-  7 .gnu.version_r 00000020  0000000000000a30  0000000000000a30  00000a30  2**3
	+  7 .rela.dyn     00000408  0000000000000b48  0000000000000b48  00000b48  2**3
	                   CONTENTS, ALLOC, LOAD, READONLY, DATA
	-  8 .rela.dyn     00000108  0000000000000a50  0000000000000a50  00000a50  2**3
	-                  CONTENTS, ALLOC, LOAD, READONLY, DATA
	-  9 .rela.plt     00000318  0000000000000b58  0000000000000b58  00000b58  2**3
	-                  CONTENTS, ALLOC, LOAD, READONLY, DATA
	- 10 .init         00000017  0000000000000e70  0000000000000e70  00000e70  2**2
	+  8 .init         00000017  0000000000000f50  0000000000000f50  00000f50  2**2
	                   CONTENTS, ALLOC, LOAD, READONLY, CODE
	- 11 .plt          00000220  0000000000000e90  0000000000000e90  00000e90  2**4
	+  9 .plt          00000010  0000000000000f70  0000000000000f70  00000f70  2**4
	                   CONTENTS, ALLOC, LOAD, READONLY, CODE
	- 12 .plt.got      00000008  00000000000010b0  00000000000010b0  000010b0  2**3
	+ 10 .plt.got      00000110  0000000000000f80  0000000000000f80  00000f80  2**3
	                   CONTENTS, ALLOC, LOAD, READONLY, CODE
	- 13 .text         00000742  00000000000010c0  00000000000010c0  000010c0  2**4
	+ 11 .text         00000742  0000000000001090  0000000000001090  00001090  2**4
	                   CONTENTS, ALLOC, LOAD, READONLY, CODE
	- 14 .fini         00000009  0000000000001804  0000000000001804  00001804  2**2
	+ 12 .fini         00000009  00000000000017d4  00000000000017d4  000017d4  2**2
	                   CONTENTS, ALLOC, LOAD, READONLY, CODE
	- 15 .rodata       0000018e  0000000000001810  0000000000001810  00001810  2**3
	+ 13 .rodata       0000017e  00000000000017e0  00000000000017e0  000017e0  2**3
	                   CONTENTS, ALLOC, LOAD, READONLY, DATA
	- 16 .eh_frame_hdr 00000044  00000000000019a0  00000000000019a0  000019a0  2**2
	+ 14 .eh_frame_hdr 00000034  0000000000001960  0000000000001960  00001960  2**2
	                   CONTENTS, ALLOC, LOAD, READONLY, DATA
	- 17 .eh_frame     00000184  00000000000019e8  00000000000019e8  000019e8  2**3
	+ 15 .eh_frame     000000ec  0000000000001998  0000000000001998  00001998  2**3
	                   CONTENTS, ALLOC, LOAD, READONLY, DATA
	- 18 .init_array   00000008  0000000000201dc8  0000000000201dc8  00001dc8  2**3
	-                  CONTENTS, ALLOC, LOAD, DATA
	- 19 .fini_array   00000008  0000000000201dd0  0000000000201dd0  00001dd0  2**3
	+ 16 .init_array   00000008  0000000000201cc8  0000000000201cc8  00001cc8  2**3
	                   CONTENTS, ALLOC, LOAD, DATA
	- 20 .jcr          00000008  0000000000201dd8  0000000000201dd8  00001dd8  2**3
	+ 17 .fini_array   00000008  0000000000201cd0  0000000000201cd0  00001cd0  2**3
	                   CONTENTS, ALLOC, LOAD, DATA
	- 21 .dynamic      000001f0  0000000000201de0  0000000000201de0  00001de0  2**3
	+ 18 .jcr          00000008  0000000000201cd8  0000000000201cd8  00001cd8  2**3
	                   CONTENTS, ALLOC, LOAD, DATA
	- 22 .got          00000030  0000000000201fd0  0000000000201fd0  00001fd0  2**3
	+ 19 .dynamic      000001d0  0000000000201ce0  0000000000201ce0  00001ce0  2**3
	                   CONTENTS, ALLOC, LOAD, DATA
	- 23 .got.plt      00000120  0000000000202000  0000000000202000  00002000  2**3
	+ 20 .got          00000150  0000000000201eb0  0000000000201eb0  00001eb0  2**3
	                   CONTENTS, ALLOC, LOAD, DATA
	- 24 .data         00000018  0000000000202120  0000000000202120  00002120  2**3
	+ 21 .data         00000008  0000000000202000  0000000000202000  00002000  2**3
	                   CONTENTS, ALLOC, LOAD, DATA
	- 25 .bss          00000010  0000000000202140  0000000000202140  00002138  2**5
	+ 22 .bss          00000010  0000000000202020  0000000000202020  00002008  2**5
	                   ALLOC
	- 26 .comment      00000026  0000000000000000  0000000000000000  00002138  2**0
	+ 23 .comment      00000026  0000000000000000  0000000000000000  00002008  2**0
	                   CONTENTS, READONLY

0 files changed, 0 insertions, 0 deletions