When the new GENERATE_REFERENCE symbol is defined to 1, no threads are involved
at all. In this case, all operations are done sequentially by the main thread.
Thus, in this mode no thread issues can occur and the result must be usable as
reference images.
Signed-off-by: Uli Schlachter <psychon@znc.in>
Reviewed-by: Bryce Harrington <b.harrington@samsung.com>
I accidentally pushed this debugging left-over from when I was tracking
down a race in memfault. Remove it so that the test suite compiles on
more minimal pthread setups.
