[llvm-bugs] [Bug 47728] New: "Attempt to use a SCEVCouldNotCompute object!" with opt -indvars -verify-indvars

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=47728

            Bug ID: 47728
           Summary: "Attempt to use a SCEVCouldNotCompute object!" with
                    opt -indvars -verify-indvars
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Loop Optimizer
          Assignee: unassignedbugs at nondot.org
          Reporter: mikael.holmen at ericsson.com
                CC: llvm-bugs at lists.llvm.org

Created attachment 24020
  --> https://bugs.llvm.org/attachment.cgi?id=24020&action=edit
bbi-43696.ll reproducer

llvm commit: 64b879ae2

Reproduce with:
 opt -o /dev/null bbi-43696.ll -indvars -verify-indvars

Result:
Attempt to use a SCEVCouldNotCompute object!
UNREACHABLE executed at ../lib/Analysis/ScalarEvolution.cpp:385!

-- 
You are receiving this mail because:
You are on the CC list for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.llvm.org/pipermail/llvm-bugs/attachments/20201005/7359d05a/attachment.html>