| Time | Implementation | Compiler | Benchmark date | SUPERCOP version |
| 6317307 | ref-karatsuba | gcc -funroll-loops -m32 -march=k6-2 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6319476 | ref-karatsuba | gcc -funroll-loops -m32 -march=k6-3 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6438015 | ref-karatsuba | gcc -funroll-loops -m32 -march=k6 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6471369 | ref-karatsuba | gcc -funroll-loops -m32 -march=athlon -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6473124 | ref-karatsuba | gcc -funroll-loops -m32 -march=barcelona -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6474645 | ref-karatsuba | gcc -funroll-loops -m32 -march=k8 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6529068 | ref-karatsuba | gcc -funroll-loops -m32 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6548157 | ref-karatsuba | gcc -funroll-loops -m32 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6556230 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6561288 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium-mmx -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6574761 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6579279 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium-mmx -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6619437 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium2 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6625089 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium-m -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6630471 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentiumpro -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6631047 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium3 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6643899 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentiumpro -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6645789 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium2 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6648525 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium3 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6649254 | ref-karatsuba | gcc -funroll-loops -m32 -march=k6-2 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6652350 | ref-karatsuba | gcc -funroll-loops -m32 -march=prescott -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6652863 | ref-karatsuba | gcc -funroll-loops -m32 -march=k6-3 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6653115 | ref-karatsuba | gcc -funroll-loops -m32 -march=nocona -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6653817 | ref-karatsuba | gcc -funroll-loops -m32 -march=k6 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6654609 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium4 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6675183 | ref-karatsuba | gcc -m32 -march=k6-2 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6681447 | ref-karatsuba | gcc -m32 -march=k6-3 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6684903 | ref-karatsuba | gcc -funroll-loops -m32 -march=i486 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6697998 | ref-karatsuba | gcc -funroll-loops -m32 -march=i486 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6753312 | ref-karatsuba | gcc -m32 -march=core2 -msse4 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6753420 | ref-karatsuba | gcc -m32 -march=corei7-avx -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6753546 | ref-karatsuba | gcc -m32 -march=native -mtune=native -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6756624 | ref-karatsuba | gcc -m32 -march=k6 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6756912 | ref-karatsuba | gcc -funroll-loops -m32 -march=nocona -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6758478 | ref-karatsuba | gcc -m32 -march=core2 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6758523 | ref-karatsuba | gcc -m32 -march=core-avx-i -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6759396 | ref-karatsuba | gcc -m32 -march=corei7 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6765201 | ref-karatsuba | gcc -m32 -march=core2 -msse4.1 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6766236 | ref-karatsuba | gcc -funroll-loops -m32 -march=prescott -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6769557 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium-m -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6772086 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium4 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6772113 | ref-karatsuba | gcc -m32 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6783264 | ref-karatsuba | gcc -m32 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6793101 | ref-karatsuba | gcc -m32 -march=barcelona -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6797754 | ref-karatsuba | gcc -m32 -march=athlon -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6799680 | ref-karatsuba | gcc -m32 -march=k8 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6801588 | ref-karatsuba | gcc -m32 -march=pentium4 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6809607 | ref-karatsuba | gcc -m32 -march=prescott -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6818112 | ref-karatsuba | gcc -m32 -march=nocona -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6836688 | ref-karatsuba | gcc -funroll-loops -m32 -march=i386 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6837345 | ref-karatsuba | gcc -funroll-loops -m32 -march=i386 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6849171 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium-mmx -O -fomit-frame-pointer | 20170916 | 20170904 |
| 6852267 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium -O -fomit-frame-pointer | 20170916 | 20170904 |
| 6868395 | ref-karatsuba | gcc -m32 -march=k6-3 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6869772 | ref-karatsuba | gcc -m32 -march=core2 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6875766 | ref-karatsuba | gcc -m32 -march=k6-2 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6884667 | ref-karatsuba | gcc -m32 -march=i486 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6884694 | ref-karatsuba | gcc -m32 -march=k6 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6884991 | ref-karatsuba | gcc -m32 -march=i486 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6891237 | ref-karatsuba | gcc -m32 -march=native -mtune=native -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6898923 | ref-karatsuba | gcc -m32 -march=nocona -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6901119 | ref-karatsuba | gcc -m32 -march=prescott -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6909804 | ref-karatsuba | gcc -m32 -march=pentium4 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6941133 | ref-karatsuba | gcc -funroll-loops -m32 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 6966648 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium4 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 6967989 | ref-karatsuba | gcc -m32 -march=pentium -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6970851 | ref-karatsuba | gcc -funroll-loops -m32 -march=i486 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 6973578 | ref-karatsuba | gcc -funroll-loops -m32 -march=prescott -O -fomit-frame-pointer | 20170916 | 20170904 |
| 6974919 | ref-karatsuba | gcc -m32 -march=pentium-mmx -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 6976647 | ref-karatsuba | gcc -m32 -march=pentium-mmx -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6977043 | ref-karatsuba | gcc -m32 -march=pentium -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 6977277 | ref-karatsuba | gcc -funroll-loops -m32 -march=nocona -O -fomit-frame-pointer | 20170916 | 20170904 |
| 6987987 | ref-karatsuba | gcc -m32 -march=pentium -O -fomit-frame-pointer | 20170916 | 20170904 |
| 6995799 | ref-karatsuba | gcc -m32 -march=corei7-avx -O -fomit-frame-pointer | 20170916 | 20170904 |
| 6995907 | ref-karatsuba | gcc -m32 -march=core-avx-i -O -fomit-frame-pointer | 20170916 | 20170904 |
| 6998976 | ref-karatsuba | gcc -m32 -march=core2 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 6999057 | ref-karatsuba | gcc -m32 -march=pentium-mmx -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7000164 | ref-karatsuba | gcc -m32 -march=k6-3 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7001289 | ref-karatsuba | gcc -m32 -march=native -mtune=native -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7001802 | ref-karatsuba | gcc -m32 -march=prescott -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7002549 | ref-karatsuba | gcc -m32 -march=core2 -msse4 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7003413 | ref-karatsuba | gcc -m32 -march=k6-2 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7003764 | ref-karatsuba | gcc -m32 -march=k6 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7005168 | ref-karatsuba | gcc -m32 -march=pentium4 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7005996 | ref-karatsuba | gcc -m32 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7006464 | ref-karatsuba | gcc -m32 -march=corei7 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7007121 | ref-karatsuba | gcc -m32 -march=core2 -msse4.1 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7008804 | ref-karatsuba | gcc -m32 -march=nocona -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7026615 | ref-karatsuba | gcc -m32 -march=i386 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 7027497 | ref-karatsuba | gcc -funroll-loops -m32 -march=k6-3 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7028001 | ref-karatsuba | gcc -m32 -march=pentium2 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 7028622 | ref-karatsuba | gcc -funroll-loops -m32 -march=k6 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7028829 | ref-karatsuba | gcc -funroll-loops -m32 -march=k6-2 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7030233 | ref-karatsuba | gcc -m32 -march=pentium3 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 7034085 | ref-karatsuba | gcc -m32 -march=pentiumpro -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 7035210 | ref-karatsuba | gcc -m32 -march=pentiumpro -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 7036038 | ref-karatsuba | gcc -m32 -march=pentium3 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 7041123 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium-m -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7041852 | ref-karatsuba | gcc -m32 -march=pentium-m -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 7042446 | ref-karatsuba | gcc -m32 -march=pentium2 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 7042545 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentiumpro -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7047675 | ref-karatsuba | gcc -m32 -march=i386 -O2 -fomit-frame-pointer | 20170916 | 20170904 |
| 7047819 | ref-karatsuba | gcc -funroll-loops -m32 -march=i386 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7049763 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium3 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7050087 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium2 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7074891 | ref-karatsuba | gcc -m32 -march=pentium-m -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7075413 | ref-karatsuba | gcc -m32 -march=pentium3 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7075422 | ref-karatsuba | gcc -m32 -march=pentiumpro -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7077159 | ref-karatsuba | gcc -m32 -march=pentium2 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7096257 | ref-karatsuba | gcc -m32 -march=i486 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7096374 | ref-karatsuba | gcc -funroll-loops -m32 -march=k8 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7099695 | ref-karatsuba | gcc -funroll-loops -m32 -march=athlon -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7141635 | ref-karatsuba | gcc -funroll-loops -m32 -march=barcelona -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7142229 | ref-karatsuba | gcc -m32 -march=pentium-m -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 7209693 | ref-karatsuba | gcc -m32 -march=barcelona -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7214733 | ref-karatsuba | gcc -m32 -march=k8 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7217424 | ref-karatsuba | gcc -m32 -march=athlon -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7227774 | ref-karatsuba | gcc -m32 -march=i386 -O -fomit-frame-pointer | 20170916 | 20170904 |
| 7735869 | ref-karatsuba | gcc -funroll-loops -m32 -march=k8 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 7743681 | ref-karatsuba | gcc -m32 -march=k8 -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 7752249 | ref-karatsuba | gcc -m32 -march=barcelona -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 7769106 | ref-karatsuba | gcc -funroll-loops -m32 -march=barcelona -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 7862616 | ref-karatsuba | gcc -m32 -march=athlon -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 7890651 | ref-karatsuba | gcc -funroll-loops -m32 -march=athlon -O3 -fomit-frame-pointer | 20170916 | 20170904 |
| 12864645 | ref-karatsuba | gcc -m32 -march=k6-2 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12864861 | ref-karatsuba | gcc -funroll-loops -m32 -march=k6-3 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12867516 | ref-karatsuba | gcc -m32 -march=k6-3 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12867642 | ref-karatsuba | gcc -funroll-loops -m32 -march=k6 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12885453 | ref-karatsuba | gcc -m32 -march=i386 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12886011 | ref-karatsuba | gcc -m32 -march=k6 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12890781 | ref-karatsuba | gcc -m32 -march=pentium4 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12898449 | ref-karatsuba | gcc -m32 -march=nocona -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12899070 | ref-karatsuba | gcc -m32 -march=prescott -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12899196 | ref-karatsuba | gcc -funroll-loops -m32 -march=prescott -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12903255 | ref-karatsuba | gcc -m32 -march=i486 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12908016 | ref-karatsuba | gcc -funroll-loops -m32 -march=i486 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12912030 | ref-karatsuba | gcc -funroll-loops -m32 -march=k6-2 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12915846 | ref-karatsuba | gcc -funroll-loops -m32 -march=i386 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12917475 | ref-karatsuba | gcc -m32 -march=corei7 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12920922 | ref-karatsuba | gcc -funroll-loops -m32 -march=nocona -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12923298 | ref-karatsuba | gcc -m32 -march=pentium -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12923523 | ref-karatsuba | gcc -m32 -march=native -mtune=native -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12926205 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium4 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12930723 | ref-karatsuba | gcc -funroll-loops -m32 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12931497 | ref-karatsuba | gcc -m32 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12933837 | ref-karatsuba | gcc -m32 -march=pentium-mmx -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12935430 | ref-karatsuba | gcc -m32 -march=core-avx-i -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12936942 | ref-karatsuba | gcc -m32 -march=core2 -msse4 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12943116 | ref-karatsuba | gcc -m32 -march=core2 -msse4.1 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12943287 | ref-karatsuba | gcc -m32 -march=corei7-avx -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12943314 | ref-karatsuba | gcc -funroll-loops -m32 -march=k8 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12944925 | ref-karatsuba | gcc -m32 -march=core2 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12953862 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium-m -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12954042 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12961557 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentiumpro -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12963024 | ref-karatsuba | gcc -m32 -march=pentium2 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12965481 | ref-karatsuba | gcc -m32 -march=k8 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12972168 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium3 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12974742 | ref-karatsuba | gcc -m32 -march=pentium3 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12974994 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium2 -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12975813 | ref-karatsuba | gcc -funroll-loops -m32 -march=athlon -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12980655 | ref-karatsuba | gcc -m32 -march=pentiumpro -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12981861 | ref-karatsuba | gcc -m32 -march=athlon -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12991194 | ref-karatsuba | gcc -funroll-loops -m32 -march=pentium-mmx -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 12997773 | ref-karatsuba | gcc -m32 -march=pentium-m -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 13005720 | ref-karatsuba | gcc -funroll-loops -m32 -march=barcelona -Os -fomit-frame-pointer | 20170916 | 20170904 |
| 13011489 | ref-karatsuba | gcc -m32 -march=barcelona -Os -fomit-frame-pointer | 20170916 | 20170904 |