[llvm-bugs] [Bug 33047] New: SystemZ check has a bunch of machine verifier errors

[via llvm-bugs]

https://bugs.llvm.org/show_bug.cgi?id=33047

            Bug ID: 33047
           Summary: SystemZ check has a bunch of machine verifier errors
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Windows NT
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Backend: SystemZ
          Assignee: unassignedbugs at nondot.org
          Reporter: llvm-dev at redking.me.uk
                CC: llvm-bugs at lists.llvm.org
            Blocks: 32146

Enabling machine code verification with EXPENSIVE_CHECKS
(https://reviews.llvm.org/D30625) causes a number of machine verifier errors
with `ninja check-codegen-systemz`:

Failing Tests (6):
    LLVM :: CodeGen/SystemZ/stack-guard.ll
    LLVM :: CodeGen/SystemZ/trap-01.ll
    LLVM :: CodeGen/SystemZ/trap-02.ll
    LLVM :: CodeGen/SystemZ/trap-03.ll
    LLVM :: CodeGen/SystemZ/trap-04.ll
    LLVM :: CodeGen/SystemZ/trap-05.ll


Referenced Bugs:

https://bugs.llvm.org/show_bug.cgi?id=32146
[Bug 32146] Enable -verify-machineinstrs with EXPENSIVE_CHECKS
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