| ! { dg-do run } |
| ! { dg-options "-ffrontend-optimize -fdump-tree-original" } |
| ! PR 37131 - check rank1/rank2 and rank2/rank1 cases for inline matmul. |
| |
| module foo |
| implicit none |
| contains |
| subroutine a1b2(a,b,c) |
| real, dimension(:), intent(in) :: a |
| real, dimension(:,:), intent(in) :: b |
| real, dimension(:), intent(out) :: c |
| |
| c = matmul(a,b) |
| end subroutine a1b2 |
| |
| subroutine a2b1(a,b,c) |
| real, dimension(:,:), intent(in) :: a |
| real, dimension(:), intent(in) :: b |
| real, dimension(:), intent(out) :: c |
| |
| c = matmul(a,b) |
| end subroutine a2b1 |
| end module foo |
| |
| program main |
| use foo |
| implicit none |
| real, dimension(3) :: a1 |
| real, dimension(3,2) :: b1 |
| real, dimension(2) :: c1 |
| |
| real, dimension(3,2) :: a2 |
| real, dimension(2) :: b2 |
| real, dimension(3) :: c2 |
| |
| data a1 /17., -23., 29./ |
| data b1 / 2., -3., 5., -7., 11., -13./ |
| |
| data b2/-2.,5./ |
| |
| a2 = -b1 |
| call a1b2(a1,b1,c1) |
| if (any(abs(c1 - (/248., -749./)) > 1e-3)) STOP 1 |
| call a2b1(a2,b2,c2) |
| if (any(abs(c2 - (/39., -61., 75./)) > 1e-3)) STOP 2 |
| end program main |
| |
| ! { dg-final { scan-tree-dump-times "_gfortran_matmul" 1 "original" } } |