flymake-init-create-temp-source-and-master-buffer-copy
flymake-init-create-temp-source-and-master-buffer-copy is a compiled Lisp function in `flymake.el
'.
(flymake-init-create-temp-source-and-master-buffer-copy GET-INCL-DIRS-F CREATE-TEMP-F MASTER-FILE-MASKS INCLUDE-REGEXP)
Find master file (or buffer), create its copy along with a copy of the source file.