https://issues.dlang.org/show_bug.cgi?id=18899
--- Comment #3 from Mike Franklin <[email protected]> --- Yes, `dest[] = src[]` gets lowered to _d_arraycopy, which ultimately calls memcpy View ASM here: https://run.dlang.io/is/izCLp0 _d_arraycopy implementation here: https://github.com/dlang/druntime/blob/2db828bd4f21807254b770b3ec304f14596a9805/src/rt/arraycat.d#L22-L29 --
