Implementation notes: amd64, hydra9, crypto_sign/sflashv2

Computer: hydra9
Architecture: amd64
CPU ID: AuthenticAMD-00610f01-178bfbff
SUPERCOP version: 20171218
Operation: crypto_sign
Primitive: sflashv2

Time	Object size	Test size	Implementation	Compiler	Benchmark date	SUPERCOP version
546835	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7-avx_-Os_-fomit-frame-pointer`	20171113	20171020
546943	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=k8_-Os_-fomit-frame-pointer`	20171113	20171020
547266	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4_-Os_-fomit-frame-pointer`	20171113	20171020
547341	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-Os_-fomit-frame-pointer`	20171113	20171020
547556	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=corei7_-Os_-fomit-frame-pointer`	20171113	20171020
547570	? ? ?	? ? ?	`ref`	`gcc_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20171113	20171020
547586	? ? ?	? ? ?	`ref`	`gcc_-m64_-Os_-fomit-frame-pointer`	20171113	20171020
547638	? ? ?	? ? ?	`ref`	`gcc_-Os_-fomit-frame-pointer`	20171113	20171020
548032	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=native_-mtune=native_-Os_-fomit-frame-pointer`	20171113	20171020
548437	? ? ?	? ? ?	`ref`	`gcc_-march=k8_-Os_-fomit-frame-pointer`	20171113	20171020
548641	? ? ?	? ? ?	`ref`	`gcc_-march=barcelona_-Os_-fomit-frame-pointer`	20171113	20171020
548820	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core-avx-i_-Os_-fomit-frame-pointer`	20171113	20171020
549630	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=barcelona_-Os_-fomit-frame-pointer`	20171113	20171020
550738	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=barcelona_-Os_-fomit-frame-pointer`	20171113	20171020
551138	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=k8_-Os_-fomit-frame-pointer`	20171113	20171020
551162	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=barcelona_-Os_-fomit-frame-pointer`	20171113	20171020
551456	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-fno-schedule-insns_-Os_-fomit-frame-pointer`	20171113	20171020
551560	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-Os_-fomit-frame-pointer`	20171113	20171020
552294	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=k8_-Os_-fomit-frame-pointer`	20171113	20171020
555398	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=nocona_-Os_-fomit-frame-pointer`	20171113	20171020
557680	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-march=nocona_-Os_-fomit-frame-pointer`	20171113	20171020
557725	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-march=nocona_-Os_-fomit-frame-pointer`	20171113	20171020
558589	? ? ?	? ? ?	`ref`	`gcc_-m64_-march=core2_-msse4.1_-Os_-fomit-frame-pointer`	20171113	20171020
559444	? ? ?	? ? ?	`ref`	`gcc_-march=nocona_-Os_-fomit-frame-pointer`	20171113	20171020
559648	? ? ?	? ? ?	`ref`	`gcc_-funroll-loops_-m64_-Os_-fomit-frame-pointer`	20171113	20171020
565259	? ? ?	? ? ?	`ref`	`gcc_-march=native_-mtune=native_-Os_-fomit-frame-pointer_-fwrapv`	20171113	20171020

Test failure

Implementation: crypto_sign/sflashv2/ref
Compiler: cc

error 111
crypto_sign_open with c=t overlap returns nonzero

Number of similar (compiler,implementation) pairs: 78, namely:

Compiler	Implementations
cc	ref
gcc	ref
gcc -O2 -fomit-frame-pointer	ref
gcc -O3 -fomit-frame-pointer	ref
gcc -O -fomit-frame-pointer	ref
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	ref
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	ref
gcc -fno-schedule-insns -O -fomit-frame-pointer	ref
gcc -funroll-loops	ref
gcc -funroll-loops -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -O -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -O -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer	ref
gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer	ref
gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -march=k8 -O -fomit-frame-pointer	ref
gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -march=nocona -O -fomit-frame-pointer	ref
gcc -m64 -O2 -fomit-frame-pointer	ref
gcc -m64 -O3 -fomit-frame-pointer	ref
gcc -m64 -O -fomit-frame-pointer	ref
gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer	ref
gcc -m64 -march=core-avx-i -O -fomit-frame-pointer	ref
gcc -m64 -march=core2 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -O -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer	ref
gcc -m64 -march=corei7-avx -O2 -fomit-frame-pointer	ref
gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer	ref
gcc -m64 -march=corei7-avx -O -fomit-frame-pointer	ref
gcc -m64 -march=corei7 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=corei7 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=corei7 -O -fomit-frame-pointer	ref
gcc -m64 -march=k8 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=k8 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=k8 -O -fomit-frame-pointer	ref
gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer	ref
gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer	ref
gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer	ref
gcc -m64 -march=nocona -O2 -fomit-frame-pointer	ref
gcc -m64 -march=nocona -O3 -fomit-frame-pointer	ref
gcc -m64 -march=nocona -O -fomit-frame-pointer	ref
gcc -march=barcelona -O2 -fomit-frame-pointer	ref
gcc -march=barcelona -O3 -fomit-frame-pointer	ref
gcc -march=barcelona -O -fomit-frame-pointer	ref
gcc -march=k8 -O2 -fomit-frame-pointer	ref
gcc -march=k8 -O3 -fomit-frame-pointer	ref
gcc -march=k8 -O -fomit-frame-pointer	ref
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv	ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv	ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv	ref
gcc -march=nocona -O2 -fomit-frame-pointer	ref
gcc -march=nocona -O3 -fomit-frame-pointer	ref
gcc -march=nocona -O -fomit-frame-pointer	ref

Test failure

Implementation: crypto_sign/sflashv2/ref
Compiler: gcc -m64 -march=barcelona -O2 -fomit-frame-pointer

error 111
crypto_sign_open with c=t overlap returns nonzero
error 111
crypto_sign_open with c=t overlap returns nonzero

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
gcc -m64 -march=barcelona -O2 -fomit-frame-pointer	ref
gcc -m64 -march=barcelona -O3 -fomit-frame-pointer	ref
gcc -m64 -march=barcelona -O -fomit-frame-pointer	ref

Test failure

Implementation: crypto_sign/sflashv2/ref
Compiler: gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer

error 111

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core-avx2 -O -fomit-frame-pointer	ref
gcc -m64 -march=core-avx2 -Os -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_sign/sflashv2/ref
Compiler: gcc -O2 -fomit-frame-pointer

Number of similar (compiler,implementation) pairs: 78, namely:

Compiler	Implementations
gcc -O2 -fomit-frame-pointer	ref
gcc -O3 -fomit-frame-pointer	ref
gcc -O -fomit-frame-pointer	ref
gcc -fno-schedule-insns -O2 -fomit-frame-pointer	ref
gcc -fno-schedule-insns -O3 -fomit-frame-pointer	ref
gcc -fno-schedule-insns -O -fomit-frame-pointer	ref
gcc -funroll-loops -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -O -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -O -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -O -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=barcelona -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=barcelona -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=barcelona -O -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=k8 -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=k8 -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=k8 -O -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=nocona -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=nocona -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=nocona -O -fomit-frame-pointer	ref
gcc -funroll-loops -march=barcelona -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -march=barcelona -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -march=barcelona -O -fomit-frame-pointer	ref
gcc -funroll-loops -march=k8 -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -march=k8 -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -march=k8 -O -fomit-frame-pointer	ref
gcc -funroll-loops -march=nocona -O2 -fomit-frame-pointer	ref
gcc -funroll-loops -march=nocona -O3 -fomit-frame-pointer	ref
gcc -funroll-loops -march=nocona -O -fomit-frame-pointer	ref
gcc -m64 -O2 -fomit-frame-pointer	ref
gcc -m64 -O3 -fomit-frame-pointer	ref
gcc -m64 -O -fomit-frame-pointer	ref
gcc -m64 -march=core-avx-i -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core-avx-i -O3 -fomit-frame-pointer	ref
gcc -m64 -march=core-avx-i -O -fomit-frame-pointer	ref
gcc -m64 -march=core-avx2 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core-avx2 -O -fomit-frame-pointer	ref
gcc -m64 -march=core-avx2 -Os -fomit-frame-pointer	ref
gcc -m64 -march=core2 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -O -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4.1 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4.1 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4.1 -O -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4 -O -fomit-frame-pointer	ref
gcc -m64 -march=corei7-avx -O2 -fomit-frame-pointer	ref
gcc -m64 -march=corei7-avx -O3 -fomit-frame-pointer	ref
gcc -m64 -march=corei7-avx -O -fomit-frame-pointer	ref
gcc -m64 -march=corei7 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=corei7 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=corei7 -O -fomit-frame-pointer	ref
gcc -m64 -march=k8 -O2 -fomit-frame-pointer	ref
gcc -m64 -march=k8 -O3 -fomit-frame-pointer	ref
gcc -m64 -march=k8 -O -fomit-frame-pointer	ref
gcc -m64 -march=native -mtune=native -O2 -fomit-frame-pointer	ref
gcc -m64 -march=native -mtune=native -O3 -fomit-frame-pointer	ref
gcc -m64 -march=native -mtune=native -O -fomit-frame-pointer	ref
gcc -m64 -march=nocona -O2 -fomit-frame-pointer	ref
gcc -m64 -march=nocona -O3 -fomit-frame-pointer	ref
gcc -m64 -march=nocona -O -fomit-frame-pointer	ref
gcc -march=barcelona -O2 -fomit-frame-pointer	ref
gcc -march=barcelona -O3 -fomit-frame-pointer	ref
gcc -march=barcelona -O -fomit-frame-pointer	ref
gcc -march=k8 -O2 -fomit-frame-pointer	ref
gcc -march=k8 -O3 -fomit-frame-pointer	ref
gcc -march=k8 -O -fomit-frame-pointer	ref
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv	ref
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv	ref
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv	ref
gcc -march=nocona -O2 -fomit-frame-pointer	ref
gcc -march=nocona -O3 -fomit-frame-pointer	ref
gcc -march=nocona -O -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_sign/sflashv2/ref
Compiler: gcc -Os -fomit-frame-pointer

Number of similar (compiler,implementation) pairs: 25, namely:

Compiler	Implementations
gcc -Os -fomit-frame-pointer	ref
gcc -fno-schedule-insns -Os -fomit-frame-pointer	ref
gcc -funroll-loops -Os -fomit-frame-pointer	ref
gcc -funroll-loops -fno-schedule-insns -Os -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -Os -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=barcelona -Os -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=k8 -Os -fomit-frame-pointer	ref
gcc -funroll-loops -m64 -march=nocona -Os -fomit-frame-pointer	ref
gcc -funroll-loops -march=barcelona -Os -fomit-frame-pointer	ref
gcc -funroll-loops -march=k8 -Os -fomit-frame-pointer	ref
gcc -funroll-loops -march=nocona -Os -fomit-frame-pointer	ref
gcc -m64 -Os -fomit-frame-pointer	ref
gcc -m64 -march=core-avx-i -Os -fomit-frame-pointer	ref
gcc -m64 -march=core2 -Os -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4.1 -Os -fomit-frame-pointer	ref
gcc -m64 -march=core2 -msse4 -Os -fomit-frame-pointer	ref
gcc -m64 -march=corei7-avx -Os -fomit-frame-pointer	ref
gcc -m64 -march=corei7 -Os -fomit-frame-pointer	ref
gcc -m64 -march=k8 -Os -fomit-frame-pointer	ref
gcc -m64 -march=native -mtune=native -Os -fomit-frame-pointer	ref
gcc -m64 -march=nocona -Os -fomit-frame-pointer	ref
gcc -march=barcelona -Os -fomit-frame-pointer	ref
gcc -march=k8 -Os -fomit-frame-pointer	ref
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv	ref
gcc -march=nocona -Os -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_sign/sflashv2/ref
Compiler: gcc -m64 -march=barcelona -O2 -fomit-frame-pointer

lib_flash.c: lib_flash.c: In function 'Flash_load_public_key':
lib_flash.c: lib_flash.c:913:7: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result]
lib_flash.c: fread(key,1,19266,in);
lib_flash.c: ^
lib_flash.c: lib_flash.c: In function 'Flash_load_private_key':
lib_flash.c: lib_flash.c:1019:7: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result]
lib_flash.c: fread(key,1,2823,in);
lib_flash.c: ^
lib_flash.c: In file included from /usr/include/string.h:640:0,
lib_flash.c: from /usr/include/memory.h:29,
lib_flash.c: from lib_flash.c:1:
lib_flash.c: In function 'memset',
lib_flash.c: inlined from 'format_message1' at lib_flash.c:726:8:
lib_flash.c: /usr/include/x86_64-linux-gnu/bits/string3.h:81:30: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default]
lib_flash.c: __warn_memset_zero_len ();
lib_flash.c: ^
lib_flash.c: In function 'memset',
lib_flash.c: inlined from 'format_message2' at lib_flash.c:783:8:
lib_flash.c: /usr/include/x86_64-linux-gnu/bits/string3.h:81:30: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default]
lib_flash.c: __warn_memset_zero_len ();
lib_flash.c: ^
try.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
try.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters
lib_flash.c: lib_flash.c: In function 'Flash_load_public_key':
lib_flash.c: lib_flash.c:913:7: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result]
lib_flash.c: fread(key,1,19266,in);
lib_flash.c: ^
lib_flash.c: lib_flash.c: In function 'Flash_load_private_key':
lib_flash.c: lib_flash.c:1019:7: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result]
lib_flash.c: fread(key,1,2823,in);
lib_flash.c: ^
lib_flash.c: In file included from /usr/include/string.h:640:0,
lib_flash.c: from /usr/include/memory.h:29,
lib_flash.c: from lib_flash.c:1:
lib_flash.c: In function 'memset',
lib_flash.c: inlined from 'format_message1' at lib_flash.c:726:8:
lib_flash.c: /usr/include/x86_64-linux-gnu/bits/string3.h:81:30: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default]
lib_flash.c: __warn_memset_zero_len ();
lib_flash.c: ^
lib_flash.c: In function 'memset',
lib_flash.c: inlined from 'format_message2' at lib_flash.c:783:8:
lib_flash.c: /usr/include/x86_64-linux-gnu/bits/string3.h:81:30: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default]
lib_flash.c: __warn_memset_zero_len ();
lib_flash.c: ^
try.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
try.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters

Number of similar (compiler,implementation) pairs: 3, namely:

Compiler	Implementations
gcc -m64 -march=barcelona -O2 -fomit-frame-pointer	ref
gcc -m64 -march=barcelona -O3 -fomit-frame-pointer	ref
gcc -m64 -march=barcelona -O -fomit-frame-pointer	ref

Compiler output

Implementation: crypto_sign/sflashv2/ref
Compiler: gcc -m64 -march=barcelona -Os -fomit-frame-pointer

lib_flash.c: lib_flash.c: In function 'Flash_load_public_key':
lib_flash.c: lib_flash.c:913:7: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result]
lib_flash.c: fread(key,1,19266,in);
lib_flash.c: ^
lib_flash.c: lib_flash.c: In function 'Flash_load_private_key':
lib_flash.c: lib_flash.c:1019:7: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result]
lib_flash.c: fread(key,1,2823,in);
lib_flash.c: ^
lib_flash.c: In file included from /usr/include/string.h:640:0,
lib_flash.c: from /usr/include/memory.h:29,
lib_flash.c: from lib_flash.c:1:
lib_flash.c: In function 'memset',
lib_flash.c: inlined from 'format_message1' at lib_flash.c:726:8:
lib_flash.c: /usr/include/x86_64-linux-gnu/bits/string3.h:81:30: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default]
lib_flash.c: __warn_memset_zero_len ();
lib_flash.c: ^
lib_flash.c: In function 'memset',
lib_flash.c: inlined from 'format_message2' at lib_flash.c:783:8:
lib_flash.c: /usr/include/x86_64-linux-gnu/bits/string3.h:81:30: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default]
lib_flash.c: __warn_memset_zero_len ();
lib_flash.c: ^
try.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
try.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters
try.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
try.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters
measure.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
measure.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters
lib_flash.c: lib_flash.c: In function 'Flash_load_public_key':
lib_flash.c: lib_flash.c:913:7: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result]
lib_flash.c: fread(key,1,19266,in);
lib_flash.c: ^
lib_flash.c: lib_flash.c: In function 'Flash_load_private_key':
lib_flash.c: lib_flash.c:1019:7: warning: ignoring return value of 'fread', declared with attribute warn_unused_result [-Wunused-result]
lib_flash.c: fread(key,1,2823,in);
lib_flash.c: ^
lib_flash.c: In file included from /usr/include/string.h:640:0,
lib_flash.c: from /usr/include/memory.h:29,
lib_flash.c: from lib_flash.c:1:
lib_flash.c: In function 'memset',
lib_flash.c: inlined from 'format_message1' at lib_flash.c:726:8:
lib_flash.c: /usr/include/x86_64-linux-gnu/bits/string3.h:81:30: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default]
lib_flash.c: __warn_memset_zero_len ();
lib_flash.c: ^
lib_flash.c: In function 'memset',
lib_flash.c: inlined from 'format_message2' at lib_flash.c:783:8:
lib_flash.c: /usr/include/x86_64-linux-gnu/bits/string3.h:81:30: warning: call to '__warn_memset_zero_len' declared with attribute warning: memset used with constant zero length parameter; this could be due to transposed parameters [enabled by default]
lib_flash.c: __warn_memset_zero_len ();
lib_flash.c: ^
try.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
try.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters
try.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
try.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters
measure.c: crypto_sign_sflashv2.a(lib_flash.o): In function `format_message1':
measure.c: lib_flash.c:(.text+0x...): warning: memset used with constant zero length parameter; this could be due to transposed parameters

Number of similar (compiler,implementation) pairs: 1, namely:

Compiler	Implementations
gcc -m64 -march=barcelona -Os -fomit-frame-pointer	ref