[Bug fortran/111938] Missing OpenACC/Fortran handling in 'gcc/fortran/frontend-passes.c'

[tkoenig at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111938

Thomas Koenig  changed:

   What|Removed |Added

   Keywords||missed-optimization
   Severity|normal  |enhancement
 Ever confirmed|0   |1
 CC||tkoenig at gcc dot gnu.org
   Last reconfirmed||2024-01-07
 Status|UNCONFIRMED |NEW

--- Comment #2 from Thomas Koenig  ---
I know next to nothing about OpenACC, so I cannot really do this
(but I know frontend-passes.cc).

Could you maybe provide a patch, or a list of what should go where?

Confirmed.

[Bug fortran/111938] Missing OpenACC/Fortran handling in 'gcc/fortran/frontend-passes.c'

[tschwinge at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111938

--- Comment #1 from Thomas Schwinge  ---
(In reply to Thomas Schwinge from comment #0)
> 'EXEC_OACC_ATOMIC') are handled in 'gcc/fortran/frontend-passes.c'

> Disabling the OpenMP handling, and running 'gomp.exp', I don't get much, but
> still one ICE in 'gfortran.dg/gomp/pr92977.f90'

Aha: PR92977, PR93462.

> [...], so I
> conclude this code is doing something useful for OpenMP, and we should
> investigate whether OpenACC also needs to be handled?

That I already had suspected almost a decade ago;

"OpenACC fortran front end":

| Doesn't gcc/fortran/frontend-passes:gfc_code_walker need to be updated
| for OpenACC?

;'-)