Test results for amd64, gemini, crypto_hash/blake2s

[Page version: 20250418 21:25:48]

Measurements for amd64, gemini, crypto_hash Test results for amd64, gemini, crypto_hash Test results for crypto_hash/blake2s
Computer: gemini
Microarchitecture: amd64; Goldmont Plus (706a8)
Architecture: amd64
CPU ID: GenuineIntel-000706a8-bfebfbff
SUPERCOP version: 20250307
Operation: crypto_hash
Primitive: blake2s
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
86446993 0 017566 804 888T:xmmclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
88851914 0 013832 812 888T:moon/ssse3/64clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
89041922 0 014144 780 952T:moon/ssse3/64gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
89061914 0 012510 804 888T:moon/ssse3/64clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
89121914 0 016152 812 888T:moon/ssse3/64clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
89131938 0 012471 772 952T:moon/ssse3/64gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
89301914 0 014752 812 888T:moon/ssse3/64clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
89561930 0 012928 780 952T:moon/ssse3/64gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
89866925 0 016990 804 888T:xmmclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
90081911 0 011507 756 920T:moon/ssse3/64gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
90206995 0 021192 812 888T:xmmclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
90536995 0 018888 812 888T:xmmclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
94617632 0 018191 772 952T:xmmgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
94946883 0 016443 756 920T:xmmgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
94967689 0 019904 780 952T:xmmgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
98401914 0 012046 804 888T:moon/ssse3/64clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
100671882 0 012014 804 888T:moon/sse2/64clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
100801882 0 014720 812 888T:moon/sse2/64clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
100841898 0 012896 780 952T:moon/sse2/64gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
101061879 0 011475 756 920T:moon/sse2/64gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
101111882 0 013800 812 888T:moon/sse2/64clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
101111882 0 016120 812 888T:moon/sse2/64clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
101191890 0 014112 780 952T:moon/sse2/64gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
103277689 0 018704 780 952T:xmmgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
103328398 0 020296 812 888T:regsclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
103408398 0 022600 812 888T:regsclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
109811882 0 012478 804 888T:moon/sse2/64clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
109821906 0 012439 772 952T:moon/sse2/64gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
112008428 0 018494 804 888T:regsclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
119589786 0 022608 812 888T:xmmclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
163929722 0 022528 812 888T:regsclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
167109187 0 020176 780 952T:regsgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
167139182 0 021392 780 952T:regsgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
167418423 0 017955 756 920T:regsgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
184456752 0 019008 780 952T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
185026328 0 017368 780 952T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
188519281 0 019815 772 952T:regsgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
206579875 0 020454 804 888T:regsclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
210898440 0 021312 812 888T:refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
216517018 0 017150 804 888T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
219278485 0 022744 812 888T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
222945364 0 014963 756 920T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
225736497 0 017184 780 952T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
229148010 0 019968 812 888T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307
6158015280 0 025982 804 888T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2025031320250307

Test failure

error 132
Illegal instruction
Number of similar (implementation,compiler) pairs: 27, namely:
ImplementationCompiler
T:avxiccclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avxiccclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avxiccclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avxiccclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avxiccclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:avxiccgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avxiccgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avxiccgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avxiccgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/avx/64clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/avx/64clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/avx/64clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/avx/64clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/avx/64clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/avx/64gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/avx/64gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/avx/64gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/avx/64gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/xop/64clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/xop/64clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/xop/64clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/xop/64clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/xop/64clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/xop/64gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/xop/64gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/xop/64gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/xop/64gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output

try.c: /usr/bin/ld: libcrypto_hash_blake2s.a(blake2s.o): warning: relocation in read-only section `.eh_frame'
try.c: /usr/bin/ld: warning: creating DT_TEXTREL in a PIE
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:avxiccgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avxiccgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avxiccgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:avxiccgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Compiler output

blake2s-ref.c: blake2s-ref.c:63:19: warning: unused function 'blake2s_clear_lastblock' [-Wunused-function]
blake2s-ref.c: static inline int blake2s_clear_lastblock( blake2s_state *S )
blake2s-ref.c:                   ^
blake2s-ref.c: blake2s-ref.c:79:19: warning: unused function 'blake2s_param_set_digest_length' [-Wunused-function]
blake2s-ref.c: static inline int blake2s_param_set_digest_length( blake2s_param *P, const uint8_t digest_length )
blake2s-ref.c:                   ^
blake2s-ref.c: blake2s-ref.c:85:19: warning: unused function 'blake2s_param_set_fanout' [-Wunused-function]
blake2s-ref.c: static inline int blake2s_param_set_fanout( blake2s_param *P, const uint8_t fanout )
blake2s-ref.c:                   ^
blake2s-ref.c: blake2s-ref.c:91:19: warning: unused function 'blake2s_param_set_max_depth' [-Wunused-function]
blake2s-ref.c: static inline int blake2s_param_set_max_depth( blake2s_param *P, const uint8_t depth )
blake2s-ref.c:                   ^
blake2s-ref.c: blake2s-ref.c:97:19: warning: unused function 'blake2s_param_set_leaf_length' [-Wunused-function]
blake2s-ref.c: static inline int blake2s_param_set_leaf_length( blake2s_param *P, const uint32_t leaf_length )
blake2s-ref.c:                   ^
blake2s-ref.c: blake2s-ref.c:103:19: warning: unused function 'blake2s_param_set_node_offset' [-Wunused-function]
blake2s-ref.c: static inline int blake2s_param_set_node_offset( blake2s_param *P, const uint64_t node_offset )
blake2s-ref.c:                   ^
blake2s-ref.c: blake2s-ref.c:109:19: warning: unused function 'blake2s_param_set_node_depth' [-Wunused-function]
blake2s-ref.c: static inline int blake2s_param_set_node_depth( blake2s_param *P, const uint8_t node_depth )
blake2s-ref.c:                   ^
blake2s-ref.c: blake2s-ref.c:115:19: warning: unused function 'blake2s_param_set_inner_length' [-Wunused-function]
blake2s-ref.c: static inline int blake2s_param_set_inner_length( blake2s_param *P, const uint8_t inner_length )
blake2s-ref.c:                   ^
blake2s-ref.c: blake2s-ref.c:121:19: warning: unused function 'blake2s_param_set_salt' [-Wunused-function]
blake2s-ref.c: ...
Number of similar (implementation,compiler) pairs: 5, namely:
ImplementationCompiler
T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

blake2s.c: blake2s.c:796:11: warning: implicit conversion from 'unsigned long' to 'uint32_t' (aka 'unsigned int') changes value from 18446744073180816980 to 3766232660 [-Wconstant-conversion]
blake2s.c:     v14 = ~0x1F83D9ABUL;
blake2s.c:         ~ ^~~~~~~~~~~~~
blake2s.c: 1 warning generated.
Number of similar (implementation,compiler) pairs: 5, namely:
ImplementationCompiler
T:regsclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:regsclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:regsclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:regsclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:regsclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)

Compiler output

blake2s.c: blake2s.c: In function 'crypto_hash_blake2s_regs_timingleaks':
blake2s.c: blake2s.c:796:11: warning: conversion from 'long unsigned int' to 'uint32_t' {aka 'unsigned int'} changes value from '18446744073180816980' to '3766232660' [-Woverflow]
blake2s.c:   796 |     v14 = ~0x1F83D9ABUL;
blake2s.c:       |           ^
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:regsgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:regsgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:regsgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:regsgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Namespace violations

blake2s.o _blake2s_blocks_sse2 T
blake2s.o blake2s_blocks_sse2 T
Number of similar (implementation,compiler) pairs: 9, namely:
ImplementationCompiler
T:moon/sse2/64clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/sse2/64clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/sse2/64clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/sse2/64clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/sse2/64clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/sse2/64gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/sse2/64gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/sse2/64gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/sse2/64gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Namespace violations

blake2s.o _blake2s_blocks_ssse3 T
blake2s.o blake2s_blocks_ssse3 T
Number of similar (implementation,compiler) pairs: 9, namely:
ImplementationCompiler
T:moon/ssse3/64clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/ssse3/64clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/ssse3/64clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/ssse3/64clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/ssse3/64clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:moon/ssse3/64gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/ssse3/64gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/ssse3/64gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:moon/ssse3/64gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)

Namespace violations

blake2s-ref.o blake2s T
blake2s-ref.o blake2s_final T
blake2s-ref.o blake2s_init T
blake2s-ref.o blake2s_init_key T
blake2s-ref.o blake2s_init_param T
blake2s-ref.o blake2s_update T
Number of similar (implementation,compiler) pairs: 9, namely:
ImplementationCompiler
T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_11.0.1)
T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)
T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (10.2.1_20210110)