Implementation notes: amd64, sectionthirtyone, crypto_hash/rhash

Computer: sectionthirtyone
Architecture: amd64
CPU ID: GenuineIntel-000906e9-bfebfbff
SUPERCOP version: 20191221
Operation: crypto_hash
Primitive: rhash

Test failure

Implementation: crypto_hash/rhash/ref
Compiler: clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
error 111
crypto_hash is nondeterministic

Number of similar (compiler,implementation) pairs: 8, namely:
CompilerImplementations
clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref
clang++ -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref
clang++ -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref
clang++ -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref
g++ -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE ref
g++ -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE ref
g++ -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE ref
g++ -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE ref

Compiler output

Implementation: crypto_hash/rhash/ref
Compiler: clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE
Hash.cpp: In file included from Hash.cpp:9:
Hash.cpp: ./Hash.h:6:37: warning: '&' within '^' [-Wbitwise-op-parentheses]
Hash.cpp: ulong out = ulong (num ^ (num>>32) & 0xffffffff);
Hash.cpp: ~ ~~~~~~~~~~^~~~~~~~~~~~
Hash.cpp: ./Hash.h:6:37: note: place parentheses around the '&' expression to silence this warning
Hash.cpp: ulong out = ulong (num ^ (num>>32) & 0xffffffff);
Hash.cpp: ^
Hash.cpp: ( )
Hash.cpp: 1 warning generated.

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
clang++ -march=native -O2 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref
clang++ -march=native -O3 -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref
clang++ -march=native -O -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref
clang++ -march=native -Os -fomit-frame-pointer -fwrapv -Qunused-arguments -fPIC -fPIE ref