[llvm-bugs] [Bug 49355] New: LLVM ERROR: Instruction Combining seems stuck in an infinite loop after 100 iterations.

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=49355

            Bug ID: 49355
           Summary: LLVM ERROR: Instruction Combining seems stuck in an
                    infinite loop after 100 iterations.
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: Scalar Optimizations
          Assignee: unassignedbugs at nondot.org
          Reporter: paulsson at linux.vnet.ibm.com
                CC: llvm-bugs at lists.llvm.org

Created attachment 24572
  --> https://bugs.llvm.org/attachment.cgi?id=24572&action=edit
reduced testcase

opt -mtriple=s390x-linux-gnu  -mcpu=arch13 -o out.opt.ll -S -O3
-enable-gvn-memdep=false -simplifycfg-sink-common=false -unroll-count=10
crash0_aftercreduce.bc

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