[Bug target/120835] New: on nvptx target with openmp, gcc 15.1 computes different results with differing -O levels.

[schulz.benjamin at googlemail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120835

            Bug ID: 120835
           Summary: on nvptx target with openmp, gcc 15.1 computes
                    different results with differing -O levels.
           Product: gcc
           Version: 15.1.1
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: schulz.benjamin at googlemail dot com
  Target Milestone: ---

Created attachment 61721
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=61721&action=edit
openmp library

Hi there, the attached program yields different results with different -O
levels... 

It just makes a matrix multiplication, then a Cholesky decomposition, then an
LU decomposition....