[Bug target/91905] New: OpenBLAS LAPACK icamax miscompiled

[dje at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91905

            Bug ID: 91905
           Summary: OpenBLAS LAPACK icamax miscompiled
           Product: gcc
           Version: 8.3.0
            Status: UNCONFIRMED
          Keywords: wrong-code
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dje at gcc dot gnu.org
                CC: segher at gcc dot gnu.org, wschmidt at gcc dot gnu.org
  Target Milestone: ---
            Target: powerpc64-linux

Created attachment 46943
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46943&action=edit
preprocessed source file

GCC info: gcc version 8.3.0 (Ubuntu 8.3.0-6ubuntu1)

Compiler options: -Ofast -mcpu=power8 -mtune=power8 -mvsx -malign-power
-fno-fast-math -fopenmp -m64