flang/test/Semantics/canondo08.f90

   1 ! Error test -- DO loop uses obsolete loop termination statement
   2 ! See R1131 and C1133
   3
   4 ! By default, this is not an error and label do are rewritten to non-label do.
   5 ! A warning is generated with -pedantic
   6
   7
   8 ! RUN: %flang_fc1 -fdebug-unparse-with-symbols -pedantic %s 2>%t.stderr | FileCheck %s
   9
  10 ! CHECK: end do
  11
  12 ! The following CHECK-NOT actively uses the fact that the leading zero of labels
  13 ! would be removed in the unparse but not the line linked to warnings. We do
  14 ! not want to see label do in the unparse only.
  15 ! CHECK-NOT: do [1-9]
  16
  17 ! RUN: FileCheck --check-prefix=ERR --input-file=%t.stderr %s
  18 ! ERR: A DO loop should terminate with an END DO or CONTINUE
  19
  20 subroutine foo1()
  21   do 01 k=1,2
  22     do i=3,4
  23       print*, i+k
  24 01  end do
  25 end subroutine