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If llvm fixes a misoptimization bug rust can start passing noalias information again and that will cause auto vectorization in many cases. That would show up in
by galangalalgol 10y ago
If llvm fixes a misoptimization bug rust can start passing noalias information again and that will cause auto vectorization in many cases. That would show up in the benchmarks too. That is why FORTRAN is winning n-body without any explicit SIMD code.