gcc/testsuite/gfortran.dg/inline_matmul_9.f90

   1 ! { dg-do  run }
   2 ! { dg-options "-ffrontend-optimize -fdump-tree-optimized" }
   3 ! PR 66041 - this used to ICE with an incomplete fix for the PR.
   4 program main
   5   implicit none
   6   type :: t
   7     real :: c
   8   end type t
   9   type(t), dimension(1,-2:0) :: a1
  10   real, dimension(3,2) :: b1
  11   real, dimension(2) :: c1
  12   real, dimension(1,2) :: c2
  13
  14   data a1%c /17., -23., 29./
  15   data b1 / 2.,  -3.,  5.,  -7., 11., -13./
  16
  17   c1 = matmul(a1(1,:)%c, b1)
  18   if (any (c1-[248., -749.] /= 0.)) STOP 1
  19
  20   c2 = matmul(a1%c, b1)
  21   if (any (c2-reshape([248., -749.],shape(c2)) /= 0.)) STOP 2
  22 end program main
  23
  24 ! { dg-final { scan-tree-dump-times "_gfortran_matmul" 0 "optimized" } }