[llvm] 7d92756 - DWARFCFIAnalysis.cpp - fix MSVC "not all control paths return a value" warning. NFC.

[Simon Pilgrim via llvm-commits]

Author: Simon Pilgrim
Date: 2025-07-09T09:46:15+01:00
New Revision: 7d92756a4cadab10c6461c061e6e6111445daec5

URL: https://github.com/llvm/llvm-project/commit/7d92756a4cadab10c6461c061e6e6111445daec5
DIFF: https://github.com/llvm/llvm-project/commit/7d92756a4cadab10c6461c061e6e6111445daec5.diff

LOG: DWARFCFIAnalysis.cpp - fix MSVC "not all control paths return a value" warning. NFC.

Added: 
    

Modified: 
    llvm/lib/DWARFCFIChecker/DWARFCFIAnalysis.cpp

Removed: 
    


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diff  --git a/llvm/lib/DWARFCFIChecker/DWARFCFIAnalysis.cpp b/llvm/lib/DWARFCFIChecker/DWARFCFIAnalysis.cpp
index f3db54b032b08..269e4dc603429 100644
--- a/llvm/lib/DWARFCFIChecker/DWARFCFIAnalysis.cpp
+++ b/llvm/lib/DWARFCFIChecker/DWARFCFIAnalysis.cpp
@@ -77,6 +77,7 @@ getUnwindRuleRegSet(const dwarf::UnwindRow &UnwindRow, DWARFRegNum Reg) {
   case dwarf::UnwindLocation::Location::RegPlusOffset:
     return {Loc.getRegister()};
   }
+  llvm_unreachable("Unknown dwarf::UnwindLocation::Location enum");
 }
 
 DWARFCFIAnalysis::DWARFCFIAnalysis(MCContext *Context, MCInstrInfo const &MCII,