[PR72741] Properly handle clauses specifying the level of parallelism for 'external' Fortran OpenACC routines (was: [gomp4] check for sufficient parallelism when calling acc routines in fortran)

Hi! On Fri, 26 Aug 2016 08:16:43 -0700, Cesar Philippidis wrote: > This patch (..., variants of which got re-submitted a few times, later on...) > teaches the fortran FE how to verify that there is sufficient > parallelism when calling acc routines inside acc loop. E.g. the fortran > FE will n

[gomp4] check for sufficient parallelism when calling acc routines in fortran

This patch teaches the fortran FE how to verify that there is sufficient parallelism when calling acc routines inside acc loop. E.g. the fortran FE will now error if you call a gang routine from a vector loop, because there's no way for vector partitioned code to spawn new gangs with the OpenACC cu