[llvm] 042eb04 - [llvm-objdump] Add llvm_unreachable to silence GCC warning. NFC.

[Martin Storsjö via llvm-commits]

Author: Martin Storsjö
Date: 2020-03-16T13:34:50+02:00
New Revision: 042eb0482aa758057c4f77616a4696cdb21b4fcc

URL: https://github.com/llvm/llvm-project/commit/042eb0482aa758057c4f77616a4696cdb21b4fcc
DIFF: https://github.com/llvm/llvm-project/commit/042eb0482aa758057c4f77616a4696cdb21b4fcc.diff

LOG: [llvm-objdump] Add llvm_unreachable to silence GCC warning. NFC.

GCC 7 warned about control reaching the end of the non-void function,
despite all 7 LineChar values being handled in the switch.

Added: 
    

Modified: 
    llvm/tools/llvm-objdump/llvm-objdump.cpp

Removed: 
    


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diff  --git a/llvm/tools/llvm-objdump/llvm-objdump.cpp b/llvm/tools/llvm-objdump/llvm-objdump.cpp
index 4e2c6eaac7c4..866fb5377491 100644
--- a/llvm/tools/llvm-objdump/llvm-objdump.cpp
+++ b/llvm/tools/llvm-objdump/llvm-objdump.cpp
@@ -798,6 +798,7 @@ class LiveVariablePrinter {
     case LineChar::LabelHoriz:
       return IsASCII ? "-" : "─";
     }
+    llvm_unreachable("Unexpected LineChar");
   }
 
   /// Print live ranges to the right of an existing line. This assumes the