gcc/testsuite/gfortran.dg/promotion_2.f90

   1 ! { dg-do compile }
   2 ! { dg-options "-fdefault-real-8 -fexternal-blas -fblas-matmul-limit=1 -fdump-tree-original -finline-matmul-limit=0" }
   3 !
   4 ! PR fortran/54463
   5 !
   6 ! Contributed by Simon Reinhardt
   7 !
   8 program test
   9   implicit none
  10   real, dimension(3,3) :: A
  11   call random_number(a)
  12   A = matmul(A,A)
  13 end program test
  14
  15 ! { dg-final { scan-tree-dump-times "sgemm" 0 "original" } }
  16 ! { dg-final { scan-tree-dump-times "dgemm" 1 "original" } }