Implementation notes: amd64, colossus5, crypto_hash/fugue2

Computer: colossus5
Architecture: amd64
CPU ID: AuthenticAMD-00800f12-178bfbff
SUPERCOP version: 20210125
Operation: crypto_hash
Primitive: fugue2

Compiler output

Implementation: T:cop_opt32
Security model: timingleaks
Compiler: gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE
hash.c: In file included from aestab.h:4:0,
hash.c: from fugue_256_code.h:13,
hash.c: from hash.c:7:
hash.c: hash.c: In function 'crypto_hash_fugue2_cop_opt32_timingleaks':
hash.c: aestab_t.h:19:26: warning: result of '1064582334 << 24' requires 55 bits to represent, but 'int' only has 32 bits [-Wshift-overflow=]
hash.c: #define HO2BE_4(_x) ((_x<<24)|((_x<<8)&0xff0000)|((_x>>8)&0xff00)|(_x>>24))
hash.c: ^
hash.c: hash.c:33:28: note: in expansion of macro 'HO2BE_4'
hash.c: HO2BE_4(0xa6de572c), HO2BE_4(0x3f743cbe), HO2BE_4(0x4105b317), HO2BE_4(0x4580a1c6)};
hash.c: ^~~~~~~
hash.c: aestab_t.h:19:36: warning: result of '1064582334 << 8' requires 39 bits to represent, but 'int' only has 32 bits [-Wshift-overflow=]
hash.c: #define HO2BE_4(_x) ((_x<<24)|((_x<<8)&0xff0000)|((_x>>8)&0xff00)|(_x>>24))
hash.c: ^
hash.c: hash.c:33:28: note: in expansion of macro 'HO2BE_4'
hash.c: HO2BE_4(0xa6de572c), HO2BE_4(0x3f743cbe), HO2BE_4(0x4105b317), HO2BE_4(0x4580a1c6)};
hash.c: ^~~~~~~
hash.c: aestab_t.h:19:26: warning: result of '1090892567 << 24' requires 56 bits to represent, but 'int' only has 32 bits [-Wshift-overflow=]
hash.c: #define HO2BE_4(_x) ((_x<<24)|((_x<<8)&0xff0000)|((_x>>8)&0xff00)|(_x>>24))
hash.c: ^
hash.c: hash.c:33:49: note: in expansion of macro 'HO2BE_4'
hash.c: HO2BE_4(0xa6de572c), HO2BE_4(0x3f743cbe), HO2BE_4(0x4105b317), HO2BE_4(0x4580a1c6)};
hash.c: ^~~~~~~
hash.c: aestab_t.h:19:36: warning: result of '1090892567 << 8' requires 40 bits to represent, but 'int' only has 32 bits [-Wshift-overflow=]
hash.c: #define HO2BE_4(_x) ((_x<<24)|((_x<<8)&0xff0000)|((_x>>8)&0xff00)|(_x>>24))
hash.c: ^
hash.c: ...

Number of similar (compiler,implementation) pairs: 4, namely:
CompilerImplementations
gcc -march=native -mtune=native -O2 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:cop_opt32
gcc -march=native -mtune=native -O3 -fomit-frame-pointer -fwrapv -fPIC -fPIE T:cop_opt32
gcc -march=native -mtune=native -O -fomit-frame-pointer -fwrapv -fPIC -fPIE T:cop_opt32
gcc -march=native -mtune=native -Os -fomit-frame-pointer -fwrapv -fPIC -fPIE T:cop_opt32