Fix gcc warning in GetExprArity (#1489)

All enumeration values are handled in the switch, but it's still possible to produce an invalid value, which would not return.
WebAssembly · Jul 18, 2020 · e58b367 · e58b367
1 parent d214642
commit e58b367
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/ir-util.cc b/src/ir-util.cc
@@ -223,7 +223,6 @@ ModuleContext::Arities ModuleContext::GetExprArity(const Expr& expr) const {
 
     case ExprType::Try:
       return { 0, cast<TryExpr>(&expr)->block.decl.sig.GetNumResults() };
-      break;
 
     case ExprType::Ternary:
       return { 3, 1 };
@@ -260,4 +259,6 @@ ModuleContext::Arities ModuleContext::GetExprArity(const Expr& expr) const {
     case ExprType::SimdShuffleOp:
       return { 2, 1 };
   }
+
+  WABT_UNREACHABLE;
 }