Use report_fatal_error before destroying input object on error.

src/IceTargetLoweringX8632.cpp

Index: src/IceTargetLoweringX8632.cpp
diff --git a/src/IceTargetLoweringX8632.cpp b/src/IceTargetLoweringX8632.cpp
index bdae39451bf3e727e8d775d93c5f815cf42bb96a..ccf73c20f80ce6ca9f49ac4ca9618021694bb9bf 100644
--- a/src/IceTargetLoweringX8632.cpp
+++ b/src/IceTargetLoweringX8632.cpp
@@ -804,15 +804,15 @@ void TargetX8632::addProlog(CfgNode *Node) {
   // that stack slot.
   std::function<bool(Variable *)> TargetVarHook =
       [&VariablesLinkedToSpillSlots](Variable *Var) {
-    if (SpillVariable *SpillVar = llvm::dyn_cast<SpillVariable>(Var)) {
-      assert(Var->getWeight().isZero());
-      if (SpillVar->getLinkedTo() && !SpillVar->getLinkedTo()->hasReg()) {
-        VariablesLinkedToSpillSlots.push_back(Var);
-        return true;
-      }
-    }
-    return false;
-  };
+        if (SpillVariable *SpillVar = llvm::dyn_cast<SpillVariable>(Var)) {
+          assert(Var->getWeight().isZero());
+          if (SpillVar->getLinkedTo() && !SpillVar->getLinkedTo()->hasReg()) {
+            VariablesLinkedToSpillSlots.push_back(Var);
+            return true;
+          }
+        }
+        return false;
+      };
 
   // Compute the list of spilled variables and bounds for GlobalsSize, etc.
   getVarStackSlotParams(SortedSpilledVariables, RegsUsed, &GlobalsSize,
@@ -3006,10 +3006,11 @@ void TargetX8632::lowerIntrinsicCall(const InstIntrinsicCall *Instr) {
       Func->setError("Unexpected memory ordering for AtomicRMW");
       return;
     }
-    lowerAtomicRMW(Instr->getDest(),
-                   static_cast<uint32_t>(llvm::cast<ConstantInteger32>(
-                                             Instr->getArg(0))->getValue()),
-                   Instr->getArg(1), Instr->getArg(2));
+    lowerAtomicRMW(
+        Instr->getDest(),
+        static_cast<uint32_t>(
+            llvm::cast<ConstantInteger32>(Instr->getArg(0))->getValue()),
+        Instr->getArg(1), Instr->getArg(2));
     return;
   case Intrinsics::AtomicStore: {
     if (!Intrinsics::isMemoryOrderValid(