1! { dg-do run } 2! { dg-options "-ffrontend-optimize -fdump-tree-original" } 3! PR 50564 - this used to ICE with front end optimization. 4! Original test case by Andrew Benson. 5program test 6 implicit none 7 double precision, dimension(2) :: timeSteps, control 8 integer :: iTime 9 double precision :: ratio 10 double precision :: a 11 12 ratio = 0.7d0 13 control(1) = ratio**(dble(1)-0.5d0)-ratio**(dble(1)-1.5d0) 14 control(2) = ratio**(dble(2)-0.5d0)-ratio**(dble(2)-1.5d0) 15 forall(iTime=1:2) 16 timeSteps(iTime)=ratio**(dble(iTime)-0.5d0)-ratio**(dble(iTime)-1.5d0) 17 end forall 18 if (any(abs(timesteps - control) > 1d-10)) call abort 19 20 ! Make sure we still do the front-end optimization after a forall 21 a = cos(ratio)*cos(ratio) + sin(ratio)*sin(ratio) 22 if (abs(a-1.d0) > 1d-10) call abort 23end program test 24! { dg-final { scan-tree-dump-times "__builtin_cos" 1 "original" } } 25! { dg-final { scan-tree-dump-times "__builtin_sin" 1 "original" } } 26