[Bug libgomp/81805] Another libgomp.c/for-5.c failure on nvptx -- illegal memory access

[vries at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81805

--- Comment #7 from Tom de Vries <vries at gcc dot gnu.org> ---
(In reply to Tom de Vries from comment #6)
> Created attachment 41970 [details]
> tentative patch for test-case from comment 3

Works for test-case from comment 2 as well.