Fangrui Song 55c81d4282 [test] Use yaml2obj -o %t instead of > %t ...

To improve consistency and avoid unneeded shell feature (output
redirection).

While here, make other changes to improve consistency

--docnum 1 => --docnum=1
-docnum=x => --docnum=x

2020-01-21 17:20:18 -08:00

..

elf-flags.yaml

…

lit.local.cfg

…