gcc/testsuite/gfortran.dg/dependency_54.f90

   1 ! { dg-do  run }
   2 ! { dg-additional-options "-fdump-tree-original -ffrontend-optimize" }
   3 ! PR 65819 - this used to cause a temporary in matmul inlining.
   4 ! Check that these are absent by looking for the names of the
   5 ! temporary variables.
   6 program main
   7   implicit none
   8   real, dimension(3,3,3) :: f
   9   real, dimension(3,3) :: res
  10   real, dimension(2,3,3) :: backup
  11   integer :: three
  12   integer :: i
  13
  14   data f(1,:,:) /9*-42./
  15   data f(2:3,:,:) /2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61/
  16   data res /652, 772, 984, 2010, 2406, 3082, 3402, 4086, 5242/
  17   three = 3
  18   backup = f(2:3,:,:)
  19   f(1, 1:three, :) = matmul(f(2,1:3,2:3), f(3,2:3,:))
  20   if (any (res /= f(1,:,:))) stop 1
  21   if (any (f(2:3,:,:) /= backup)) stop 2
  22 end program main
  23 ! { dg-final { scan-tree-dump-not "mma" "original" } }
  24 ! { dg-final { scan-tree-dump-not "mmb" "original" } }