[Bug rtl-optimization/88846] New: [9 Regression] pr69776-2.c failure on 32 bit AIX

[dje at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88846

            Bug ID: 88846
           Summary: [9 Regression] pr69776-2.c failure on 32 bit AIX
           Product: gcc
           Version: 9.0
            Status: UNCONFIRMED
          Keywords: wrong-code
          Severity: normal
          Priority: P3
         Component: rtl-optimization
          Assignee: unassigned at gcc dot gnu.org
          Reporter: dje at gcc dot gnu.org
                CC: bergner at gcc dot gnu.org, segher at gcc dot gnu.org
  Target Milestone: ---

Aliasing / LRA bug after combine.c change.

r265397

.f:
        lwz 10,LC..2(2)
        lwz 9,0(3)
        lfd 0,0(10)
        stfd 0,0(4)
        stw 9,0(3)
        blr

r265398

.f:
        lwz 9,LC..2(2)
        lfd 0,0(9)
        stfd 0,0(4)
        blr

-maix64

.f:
        lwa 9,0(3)
        ld 10,LC..2(2)
        lfd 0,0(10)
        stfd 0,0(4)
        stw 9,0(3)
        blr