Implementation notes: aarch64, par3, crypto_stream/lexv2

Computer: par3
Architecture: aarch64
CPU ID: unknown CPU ID
SUPERCOP version: 20170718
Operation: crypto_stream
Primitive: lexv2

Compiler output

Implementation: crypto_stream/lexv2/e/v2/ref
Compiler: gcc -funroll-loops -march=native -mtune=native -O2
lex.c: In file included from lex.c:1:0:
lex.c: e/lex.c: In function 'ECRYPT_process_bytes':
lex.c: e/lex.c:752:59: warning: implicit declaration of function 'U32TO32_LITTLE'; did you mean 'U32TO8_LITTLE'? [-Wimplicit-function-declaration]
lex.c: *(u32*)(output+ 4*j) = *(u32*)(input+ 4*j) ^ U32TO32_LITTLE(ctx->ks[j]);
lex.c: ^~~~~~~~~~~~~~
lex.c: U32TO8_LITTLE
try.c: crypto_stream_lexv2.a(lex.o): In function `ECRYPT_process_bytes':
try.c: lex.c:(.text+0x...): undefined reference to `U32TO32_LITTLE'
try.c: crypto_stream_lexv2.a(lex.o): In function `ECRYPT_keystream_bytes':
try.c: lex.c:(.text+0x...): undefined reference to `U32TO32_LITTLE'
try.c: crypto_stream_lexv2.a(lex.o): In function `ECRYPT_process_blocks':
try.c: lex.c:(.text+0x...): undefined reference to `U32TO32_LITTLE'
try.c: collect2: error: ld returned 1 exit status

Number of similar (compiler,implementation) pairs: 6, namely:
CompilerImplementations
gcc -funroll-loops -march=native -mtune=native -O2 e/v2/ref
gcc -funroll-loops -march=native -mtune=native -O3 e/v2/ref
gcc -funroll-loops -march=native -mtune=native -Os e/v2/ref
gcc -march=native -mtune=native -O2 e/v2/ref
gcc -march=native -mtune=native -O3 e/v2/ref
gcc -march=native -mtune=native -Os e/v2/ref