------- Comment #16 from rguenth at gcc dot gnu dot org 2010-04-30 15:17
-------
(In reply to comment #15)
> > ... without -fwhole-file. But all IPA optimizations rely on that, so it's
> > critical that -fwhole-file is enabled.
>
> -fwhole-file works only at the file level, i.e., if proc_ptr_comp_12.f90 is
> split as:
>
> [macbook] f90/bug% cat aa.f90
> ! { dg-do run }
> !
> ! PR 40646: [F03] array-valued procedure pointer components
> !
> ! Original test case by Charlie Sharpsteen <[email protected]>
> ! Modified by Janus Weil <[email protected]>
>
> module bugTestMod
> implicit none
> type:: boundTest
> procedure(returnMat), pointer, nopass:: test
> end type boundTest
> contains
> function returnMat( a, b ) result( mat )
> integer:: a, b
> double precision, dimension(a,b):: mat
> mat = 1d0
> end function returnMat
> end module bugTestMod
>
> [macbook] f90/bug% cat bb.f90
> program bugTest
> use bugTestMod
As far as I understand this use statement causes GFortran to read in the
bytecode from the .mod file and combine the files again to a single
translation unit. So this split is in fact not a split.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43879
