Test results for amd64, speed2supercop, crypto_aead/hs1sivlov2

[Page version: 20241023 21:37:24]

Measurements for amd64, speed2supercop, crypto_aead Test results for amd64, speed2supercop, crypto_aead Test results for crypto_aead/hs1sivlov2
Computer: speed2supercop
Microarchitecture: amd64; Haswell+AES (306c3)
Architecture: amd64
CPU ID: GenuineIntel-000306c3-1fc9cbf5
SUPERCOP version: 20241022
Operation: crypto_aead
Primitive: hs1sivlov2
TimeObject sizeTest sizeImplementationCompilerBenchmark dateSUPERCOP version
466412481 0 035766 808 872T:fasterclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
469613217 0 036710 808 872T:fasterclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
47489761 0 032149 768 928T:fastergcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
476011035 0 030174 808 856T:dolbeau/amd64-avx2clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
488013146 0 036470 808 872T:dolbeau/amd64-avx2clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
492010516 0 030559 800 920T:dolbeau/amd64-avx2clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
50648323 0 028717 768 928T:fastergcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
50767574 0 027975 800 920T:fasterclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
509211978 0 035110 808 872T:dolbeau/amd64-avx2clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
51767587 0 025880 744 896T:fastergcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
52088036 0 027900 760 928T:fastergcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
530811987 0 031836 760 928T:dolbeau/amd64-avx2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
69569483 0 028606 808 856T:dolbeau/amd64-sseclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
709610410 0 033534 808 872T:dolbeau/amd64-sseclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
709611578 0 034894 808 872T:dolbeau/amd64-sseclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
71448955 0 028999 800 920T:dolbeau/amd64-sseclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
78209635 0 029468 760 928T:dolbeau/amd64-ssegcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
139727335 0 030678 808 872T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
140848343 0 031878 808 872T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
158846813 0 028918 808 856T:refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
245923698 0 024039 800 920T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
249564643 0 023990 808 856T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall2024070320240625
374725664 0 025621 768 928T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall2024070320240625

Checksum failure

c422ef7bb1cf281e8edeea6eb53ea49e2a2df942cf721efaca6f3d089d301186
Number of similar (implementation,compiler) pairs: 3, namely:
ImplementationCompiler
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-ssegcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)

Test failure

error 111
crypto_aead_decrypt allows trivial forgeries
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:dolbeau/amd64-ssegcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)

Test failure

error 111
crypto_aead_decrypt returns nonzero
Number of similar (implementation,compiler) pairs: 2, namely:
ImplementationCompiler
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:dolbeau/amd64-ssegcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)

Test failure

error 111
Number of similar (implementation,compiler) pairs: 2, namely:
ImplementationCompiler
T:fasterclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:fasterclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: In file included from encrypt.c:194:
encrypt.c: ./c128.h:62:11: warning: unused variable 't_6' [-Wunused-variable]
encrypt.c:   __m128i t_6;
encrypt.c:           ^
encrypt.c: ./c128.h:63:11: warning: unused variable 't_7' [-Wunused-variable]
encrypt.c:   __m128i t_7;
encrypt.c:           ^
encrypt.c: ./c128.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c128.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:493:12: warning: variable 'atot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:            ^
encrypt.c: encrypt.c:493:18: warning: variable 'mtot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:                  ^
encrypt.c: 6 warnings generated.
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/amd64-avx2clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx2clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx2clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx2clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: encrypt.c:90:2: error: "This code requires AVX2 to work"
encrypt.c: #error "This code requires AVX2 to work"
encrypt.c:  ^
encrypt.c: In file included from encrypt.c:194:
encrypt.c: ./c128.h:62:11: warning: unused variable 't_6' [-Wunused-variable]
encrypt.c:   __m128i t_6;
encrypt.c:           ^
encrypt.c: ./c128.h:63:11: warning: unused variable 't_7' [-Wunused-variable]
encrypt.c:   __m128i t_7;
encrypt.c:           ^
encrypt.c: ./c128.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c128.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:493:12: warning: variable 'atot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:            ^
encrypt.c: encrypt.c:493:18: warning: variable 'mtot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:                  ^
encrypt.c: 6 warnings and 1 error generated.
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:dolbeau/amd64-avx2clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: encrypt.c:85: warning: "_bswap64" redefined
encrypt.c:    85 | #define _bswap64(a) __builtin_bswap64(a)
encrypt.c:       |
encrypt.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/13/include/x86gprintrin.h:33,
encrypt.c:                  from /usr/lib/gcc/x86_64-linux-gnu/13/include/immintrin.h:27,
encrypt.c:                  from encrypt.c:54:
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/13/include/ia32intrin.h:273: note: this is the location of the previous definition
encrypt.c:   273 | #define _bswap64(a)             __bswapq(a)
encrypt.c:       |
encrypt.c: encrypt.c:86: warning: "_bswap" redefined
encrypt.c:    86 | #define _bswap(a) __builtin_bswap(a)
encrypt.c:       |
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/13/include/ia32intrin.h:307: note: this is the location of the previous definition
encrypt.c:   307 | #define _bswap(a)               __bswapd(a)
encrypt.c:       |
encrypt.c: In file included from encrypt.c:194:
encrypt.c: c128.h: In function 'chacha_noxor128':
encrypt.c: c128.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:    71 |   __m128i t_15;
encrypt.c:       |           ^~~~
encrypt.c: c128.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:    70 |   __m128i t_14;
encrypt.c:       |           ^~~~
encrypt.c: c128.h:63:11: warning: unused variable 't_7' [-Wunused-variable]
encrypt.c:    63 |   __m128i t_7;
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:dolbeau/amd64-avx2gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)

Compiler output

encrypt.c: encrypt.c:90:2: error: "This code requires AVX512F to work"
encrypt.c: #error "This code requires AVX512F to work"
encrypt.c:  ^
encrypt.c: In file included from encrypt.c:194:
encrypt.c: ./c128.h:62:11: warning: unused variable 't_6' [-Wunused-variable]
encrypt.c:   __m128i t_6;
encrypt.c:           ^
encrypt.c: ./c128.h:63:11: warning: unused variable 't_7' [-Wunused-variable]
encrypt.c:   __m128i t_7;
encrypt.c:           ^
encrypt.c: ./c128.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c128.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:317:20: error: conflicting types for '_mm512_reduce_add_epi64'
encrypt.c: unsigned long long _mm512_reduce_add_epi64 (__m512i a) {
encrypt.c:                    ^
encrypt.c: /usr/lib/llvm-16/lib/clang/16/include/avx512fintrin.h:9321:51: note: previous definition is here
encrypt.c: static __inline__ long long __DEFAULT_FN_ATTRS512 _mm512_reduce_add_epi64(__m512i __W) {
encrypt.c:                                                   ^
encrypt.c: encrypt.c:330:21: error: invalid input size for constraint 'Yz'
encrypt.c:         : [a] "Yz" (a)
encrypt.c:                     ^
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 5, namely:
ImplementationCompiler
T:dolbeau/amd64-avx512clang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx512clang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx512clang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx512clang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-avx512clang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: encrypt.c:85: warning: "_bswap64" redefined
encrypt.c:    85 | #define _bswap64(a) __builtin_bswap64(a)
encrypt.c:       |
encrypt.c: In file included from /usr/lib/gcc/x86_64-linux-gnu/13/include/x86gprintrin.h:33,
encrypt.c:                  from /usr/lib/gcc/x86_64-linux-gnu/13/include/immintrin.h:27,
encrypt.c:                  from encrypt.c:54:
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/13/include/ia32intrin.h:273: note: this is the location of the previous definition
encrypt.c:   273 | #define _bswap64(a)             __bswapq(a)
encrypt.c:       |
encrypt.c: encrypt.c:86: warning: "_bswap" redefined
encrypt.c:    86 | #define _bswap(a) __builtin_bswap(a)
encrypt.c:       |
encrypt.c: /usr/lib/gcc/x86_64-linux-gnu/13/include/ia32intrin.h:307: note: this is the location of the previous definition
encrypt.c:   307 | #define _bswap(a)               __bswapd(a)
encrypt.c:       |
encrypt.c: encrypt.c:90:2: error: #error "This code requires AVX512F to work"
encrypt.c:    90 | #error "This code requires AVX512F to work"
encrypt.c:       |  ^~~~~
encrypt.c: In file included from encrypt.c:194:
encrypt.c: c128.h: In function 'chacha_noxor128':
encrypt.c: c128.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:    71 |   __m128i t_15;
encrypt.c:       |           ^~~~
encrypt.c: c128.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:    70 |   __m128i t_14;
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/amd64-avx512gcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-avx512gcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:dolbeau/amd64-avx512gcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:dolbeau/amd64-avx512gcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)

Compiler output

encrypt.c: In file included from encrypt.c:190:
encrypt.c: ./c128.h:62:11: warning: unused variable 't_6' [-Wunused-variable]
encrypt.c:   __m128i t_6;
encrypt.c:           ^
encrypt.c: ./c128.h:63:11: warning: unused variable 't_7' [-Wunused-variable]
encrypt.c:   __m128i t_7;
encrypt.c:           ^
encrypt.c: ./c128.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c128.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:502:12: warning: variable 'atot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:            ^
encrypt.c: encrypt.c:502:18: warning: variable 'mtot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:                  ^
encrypt.c: 6 warnings generated.
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/amd64-sseclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-sseclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-sseclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:dolbeau/amd64-sseclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: In file included from encrypt.c:190:
encrypt.c: ./c128.h:62:11: warning: unused variable 't_6' [-Wunused-variable]
encrypt.c:   __m128i t_6;
encrypt.c:           ^
encrypt.c: ./c128.h:63:11: warning: unused variable 't_7' [-Wunused-variable]
encrypt.c:   __m128i t_7;
encrypt.c:           ^
encrypt.c: ./c128.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:   __m128i t_14;
encrypt.c:           ^
encrypt.c: ./c128.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:   __m128i t_15;
encrypt.c:           ^
encrypt.c: encrypt.c:502:12: warning: variable 'atot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:            ^
encrypt.c: encrypt.c:502:18: warning: variable 'mtot' set but not used [-Wunused-but-set-variable]
encrypt.c:   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:                  ^
encrypt.c: In file included from encrypt.c:190:
encrypt.c: ./c128.h:99:7: error: always_inline function '_mm_shuffle_epi8' requires target feature 'ssse3', but would be inlined into function 'chacha_noxor128' that is compiled without support for 'ssse3'
encrypt.c:       VEC4_QUARTERROUND( 0, 4, 8,12);
encrypt.c:       ^
encrypt.c: ./c128.h:17:36: note: expanded from macro 'VEC4_QUARTERROUND'
encrypt.c: #define VEC4_QUARTERROUND(a,b,c,d) VEC4_QUARTERROUND_SHUFFLE(a,b,c,d)
encrypt.c: ...
Number of similar (implementation,compiler) pairs: 1, namely:
ImplementationCompiler
T:dolbeau/amd64-sseclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: In file included from encrypt.c:190:
encrypt.c: c128.h: In function 'chacha_noxor128':
encrypt.c: c128.h:71:11: warning: unused variable 't_15' [-Wunused-variable]
encrypt.c:    71 |   __m128i t_15;
encrypt.c:       |           ^~~~
encrypt.c: c128.h:70:11: warning: unused variable 't_14' [-Wunused-variable]
encrypt.c:    70 |   __m128i t_14;
encrypt.c:       |           ^~~~
encrypt.c: c128.h:63:11: warning: unused variable 't_7' [-Wunused-variable]
encrypt.c:    63 |   __m128i t_7;
encrypt.c:       |           ^~~
encrypt.c: c128.h:62:11: warning: unused variable 't_6' [-Wunused-variable]
encrypt.c:    62 |   __m128i t_6;
encrypt.c:       |           ^~~
encrypt.c: encrypt.c: In function 'hs1_data':
encrypt.c: encrypt.c:502:18: warning: variable 'mtot' set but not used [-Wunused-but-set-variable]
encrypt.c:   502 |   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:       |                  ^~~~
encrypt.c: encrypt.c:502:12: warning: variable 'atot' set but not used [-Wunused-but-set-variable]
encrypt.c:   502 |   unsigned atot, mtot, arnd64, mrnd64;
encrypt.c:       |            ^~~~
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:dolbeau/amd64-ssegcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:dolbeau/amd64-ssegcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:dolbeau/amd64-ssegcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:dolbeau/amd64-ssegcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)

Compiler output

hs1.c: In function 'xor16',
hs1.c:     inlined from 'xor_copy_chacha_key' at hs1.c:886:9,
hs1.c:     inlined from 'hs1_gen_siv' at hs1.c:973:5:
hs1.c: hs1.c:58:46: warning: 'chacha_state' is used uninitialized [-Wuninitialized]
hs1.c:    58 | static void xor16 (void *d, const void *s) { *(T *)d ^= *(T *)s; }
hs1.c:       |                                              ^~~~~~~
hs1.c: hs1.c: In function 'hs1_gen_siv':
hs1.c: hs1.c:936:50: note: 'chacha_state' declared here
hs1.c:   936 |     __attribute__ ((aligned(32))) chacha_state_t chacha_state;
hs1.c:       |                                                  ^~~~~~~~~~~~
hs1.c: In function 'xor16',
hs1.c:     inlined from 'xor_copy_chacha_key' at hs1.c:886:9,
hs1.c:     inlined from 'hs1siv_decrypt' at hs1.c:1023:5:
hs1.c: hs1.c:58:46: warning: 'chacha_state' may be used uninitialized [-Wmaybe-uninitialized]
hs1.c:    58 | static void xor16 (void *d, const void *s) { *(T *)d ^= *(T *)s; }
hs1.c:       |                                              ^~~~~~~
hs1.c: hs1.c: In function 'hs1siv_decrypt':
hs1.c: hs1.c:1011:50: note: 'chacha_state' declared here
hs1.c:  1011 |     __attribute__ ((aligned(32))) chacha_state_t chacha_state;
hs1.c:       |                                                  ^~~~~~~~~~~~
hs1.c: In function 'xor16',
hs1.c:     inlined from 'xor_copy_chacha_key' at hs1.c:886:9,
hs1.c:     inlined from 'hs1' at hs1.c:1062:5:
hs1.c: hs1.c:58:46: warning: 'chacha_state' is used uninitialized [-Wuninitialized]
hs1.c:    58 | static void xor16 (void *d, const void *s) { *(T *)d ^= *(T *)s; }
hs1.c: ...
Number of similar (implementation,compiler) pairs: 2, namely:
ImplementationCompiler
T:fastergcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:fastergcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)

Compiler output

encrypt.c: encrypt.c:326:14: warning: unused variable 'k' [-Wunused-variable]
encrypt.c:     unsigned k = (HS1_SIV_HASH_RNDS > 4 ? 1 : 2);
encrypt.c:              ^
encrypt.c: 1 warning generated.
Number of similar (implementation,compiler) pairs: 5, namely:
ImplementationCompiler
T:refclang -march=native -O2 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:refclang -march=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:refclang -march=native -O -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:refclang -march=native -Os -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))
T:refclang -mcpu=native -O3 -fwrapv -Qunused-arguments -fPIC -fPIE -gdwarf-4 -Wall (Debian_Clang_16.0.6_(27+b1))

Compiler output

encrypt.c: encrypt.c: In function 'hs1_hash':
encrypt.c: encrypt.c:326:14: warning: unused variable 'k' [-Wunused-variable]
encrypt.c:   326 |     unsigned k = (HS1_SIV_HASH_RNDS > 4 ? 1 : 2);
encrypt.c:       |              ^
Number of similar (implementation,compiler) pairs: 4, namely:
ImplementationCompiler
T:refgcc -march=native -mtune=native -O2 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (13.3.0)
T:refgcc -march=native -mtune=native -O3 -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:refgcc -march=native -mtune=native -O -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)
T:refgcc -march=native -mtune=native -Os -fwrapv -fPIC -fPIE -gdwarf-4 -Wall (14.2.0)