[llvm-bugs] [Bug 34082] New: [Hexagon] Wimplicit-fallthrough warnings in HexagonMCDuplexInfo.cpp

via llvm-bugs llvm-bugs at lists.llvm.org
Sat Aug 5 07:06:25 PDT 2017


            Bug ID: 34082
           Summary: [Hexagon] Wimplicit-fallthrough warnings in
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: All
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Backend: Hexagon
          Assignee: unassignedbugs at nondot.org
          Reporter: llvm-dev at redking.me.uk
                CC: kparzysz at codeaurora.org, llvm-bugs at lists.llvm.org

As reported by http://lab.llvm.org:8011/builders/clang-ppc64be-linux-lnt

llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCDuplexInfo.cpp:786:5: warning:
this statement may fall through [-Wimplicit-fallthrough=]
llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCDuplexInfo.cpp:898:12: warning:
this statement may fall through [-Wimplicit-fallthrough=]
llvm/lib/Target/Hexagon/MCTargetDesc/HexagonMCDuplexInfo.cpp:934:12: warning:
this statement may fall through [-Wimplicit-fallthrough=]

I've fixed quite a few others, but wanted a target specialist to confirm
whether breaks or LLVM_FALLTHROUGHs need to be added.

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