some transpose and 4-step FFT experiments

3 jobs for instant_twiddles in 17 minutes and 2 seconds (queued for 3 seconds)
Status Name Job ID Coverage
  Build Docker
passed build_docker #1135168

00:03:51

 
  Testing
passed test_gcc #1135169

00:12:54

 
  Build Tarballs
passed release #1135170

00:00:15