[clang] 8efa651 - [RISCV][NFC] Fix build error

[Kito Cheng via cfe-commits]

Author: Kito Cheng
Date: 2021-10-17T16:38:53+08:00
New Revision: 8efa6512e0662b813ab783ed937768cef28e5a8b

URL: https://github.com/llvm/llvm-project/commit/8efa6512e0662b813ab783ed937768cef28e5a8b
DIFF: https://github.com/llvm/llvm-project/commit/8efa6512e0662b813ab783ed937768cef28e5a8b.diff

LOG: [RISCV][NFC] Fix build error

Added: 
    

Modified: 
    clang/lib/Driver/ToolChains/Arch/RISCV.cpp

Removed: 
    


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diff  --git a/clang/lib/Driver/ToolChains/Arch/RISCV.cpp b/clang/lib/Driver/ToolChains/Arch/RISCV.cpp
index a28348a7af169..6cb6d0b2d1fcc 100644
--- a/clang/lib/Driver/ToolChains/Arch/RISCV.cpp
+++ b/clang/lib/Driver/ToolChains/Arch/RISCV.cpp
@@ -212,7 +212,7 @@ StringRef riscv::getRISCVABI(const ArgList &Args, const llvm::Triple &Triple) {
         return "lp64d";
       return "lp64";
     }
-    llvm_unreachable();
+    llvm_unreachable("unhandled XLen");
   }
 
   // 3. Choose a default based on the triple