[llvm-bugs] [Bug 41175] New: [DebugInfo at O2][Debugify] Dead Store Elimination missing debug loc reported

via llvm-bugs llvm-bugs at lists.llvm.org
Thu Mar 21 03:39:58 PDT 2019


https://bugs.llvm.org/show_bug.cgi?id=41175

            Bug ID: 41175
           Summary: [DebugInfo at O2][Debugify] Dead Store Elimination
                    missing debug loc reported
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Windows NT
            Status: NEW
          Severity: normal
          Priority: P
         Component: Scalar Optimizations
          Assignee: unassignedbugs at nondot.org
          Reporter: chackz0x12 at gmail.com
                CC: llvm-bugs at lists.llvm.org

Created attachment 21638
  --> https://bugs.llvm.org/attachment.cgi?id=21638&action=edit
reproducible debugify sample.

Debugify has reported a missing debug loc for the attached sample after running
Dead Store Elimination.

The attached sample contains the command line that reproduces on line 15.

Happy hunting.

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