[NFC][MC] Use llvm_unreachable for unreachable case

abhishek-kaushik22 · abhishek-kaushik22 · commit b5a1ec628785 · 2025-08-10T22:38:17.000+05:30
diff --git a/llvm/lib/MC/MCAsmInfoGOFF.cpp b/llvm/lib/MC/MCAsmInfoGOFF.cpp
@@ -72,7 +72,7 @@ static void emitCATTR(raw_ostream &OS, StringRef Name, GOFF::ESDRmode Rmode,
       OS << "64";
       break;
     case GOFF::ESD_RMODE_None:
-      break;
+      llvm_unreachable("GOFF::ESD_RMODE_None should not be handled here");
     }
     OS << ')';
   }

Original file line number	Diff line number	Diff line change
`@@ -72,7 +72,7 @@ static void emitCATTR(raw_ostream &OS, StringRef Name, GOFF::ESDRmode Rmode,`
`72`	`72`	`OS << "64";`
`73`	`73`	`break;`
`74`	`74`	`case GOFF::ESD_RMODE_None:`
`75`		`- break;`
	`75`	`+ llvm_unreachable("GOFF::ESD_RMODE_None should not be handled here");`
`76`	`76`	`}`
`77`	`77`	`OS << ')';`
`78`	`78`	`}`