gcc/testsuite/gfortran.dg/dot_product_2.f90

   1 ! { dg-do compile }
   2 ! { dg-options "-fdump-tree-original" }
   3 !
   4 ! PR fortran/57785
   5 !
   6 ! Contributed by Kontantinos Anagnostopoulos
   7 !
   8 ! The implicit complex conjugate was missing for DOT_PRODUCT
   9
  10
  11 ! For the following, the compile-time simplification fails for SUM;
  12 ! see PR fortran/56342. Hence, a manually expanded SUM is used.
  13
  14 !if (DOT_PRODUCT ((/ (1.0, 2.0), (2.0, 3.0) /), (/ (1.0, 1.0), (1.0, 4.0) /))   &
  15 !   /= SUM (CONJG ((/ (1.0, 2.0), (2.0, 3.0) /))*(/ (1.0, 1.0), (1.0, 4.0) /))) &
  16 !   STOP 1
  17 !
  18 !if (ANY (MATMUL ((/ (1.0, 2.0), (2.0, 3.0) /),                                 &
  19 !                 RESHAPE ((/ (1.0, 1.0), (1.0, 4.0) /),(/2, 1/))) /=           &
  20 !         SUM ((/ (1.0, 2.0), (2.0, 3.0) /)*(/ (1.0, 1.0), (1.0, 4.0) /))))     &
  21 !    STOP 2
  22
  23
  24 if (DOT_PRODUCT ((/ (1.0, 2.0), (2.0, 3.0) /), (/ (1.0, 1.0), (1.0, 4.0) /))  &
  25     /= CONJG (cmplx(1.0, 2.0)) * cmplx(1.0, 1.0)                              &
  26      + CONJG (cmplx(2.0, 3.0)) * cmplx(1.0, 4.0)) &
  27   STOP 3
  28
  29 if (ANY (MATMUL ((/ (1.0, 2.0), (2.0, 3.0) /),                                &
  30                  RESHAPE ((/ (1.0, 1.0), (1.0, 4.0) /),(/2, 1/)))             &
  31          /= cmplx(1.0, 2.0) * cmplx(1.0, 1.0)                                 &
  32           + cmplx(2.0, 3.0) * cmplx(1.0, 4.0)))                               &
  33   STOP 4
  34 end
  35
  36
  37 ! { dg-final { scan-tree-dump-not "abort" "original" } }