Mercurial > hg > CbC > CbC_gcc
diff gcc/testsuite/gfortran.dg/recursive_reference_1.f90 @ 111:04ced10e8804
gcc 7
author | kono |
---|---|
date | Fri, 27 Oct 2017 22:46:09 +0900 |
parents | |
children | 84e7813d76e9 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/gfortran.dg/recursive_reference_1.f90 Fri Oct 27 22:46:09 2017 +0900 @@ -0,0 +1,50 @@ +! { dg-do compile } +! Tests the patch for PR27613, in which directly recursive, scalar +! functions were generating an "unclassifiable statement" error +! for the recursive statement(s). This was subsequently determined +! to be wrong code and the error on 'bad_stuff' was removed. +! See 12.5.2.1 of the standard and PR30876. +! +! Based on PR testcase by Nicolas Bock <nicolasbock@gmail.com> +! +program test + if (original_stuff(1) .ne. 5) call abort () + if (scalar_stuff(-4) .ne. 10) call abort () + if (any (array_stuff((/-19,-30/)) .ne. (/25,25/))) call abort () +contains + recursive function original_stuff(n) + integer :: original_stuff + integer :: n + original_stuff = 1 + if(n < 5) then + original_stuff = original_stuff + original_stuff (n+1) ! { dg-error "name of a recursive function" } + endif + end function original_stuff + + recursive function scalar_stuff(n) result (tmp) + integer :: tmp + integer :: n + tmp = 1 + if(n < 5) then + tmp = tmp + scalar_stuff (n+1) + endif + end function scalar_stuff + + recursive function array_stuff(n) result (tmp) + integer :: tmp (2) + integer :: n (2) + tmp = 1 + if(maxval (n) < 5) then + tmp = tmp + array_stuff (n+1) + endif + end function array_stuff + + recursive function bad_stuff(n) + integer :: bad_stuff (2) + integer :: n(2) + bad_stuff = 1 + if(maxval (n) < 5) then + bad_stuff = bad_stuff + bad_stuff (n+1) + endif + end function bad_stuff +end program test