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From: "mikael at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug fortran/112371] Wrong upper bound for the result of reduction
 intrinsics if the array is empty
Date: Fri, 03 Nov 2023 15:28:13 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D112371

--- Comment #1 from Mikael Morin <mikael at gcc dot gnu.org> ---
(In reply to Mikael Morin from comment #0)
>     i =3D 1
>     (...)
>     r =3D sum(a, dim=3Di)

If i is inlined, that is
  r =3D sum(a, dim=3D1)
the shape and ubound are (/ 3, 0, 7 /) as expected.
The difference is probably caused by inline vs library implementation.=