AsmParser: Don't crash when insertvalue has bad operands

llvm-svn: 228813
diff --git a/llvm/lib/AsmParser/LLParser.cpp b/llvm/lib/AsmParser/LLParser.cpp
index 25b2a31..adf4c90 100644
--- a/llvm/lib/AsmParser/LLParser.cpp
+++ b/llvm/lib/AsmParser/LLParser.cpp
@@ -4951,8 +4951,13 @@
   if (!Val0->getType()->isAggregateType())
     return Error(Loc0, "insertvalue operand must be aggregate type");
 
-  if (!ExtractValueInst::getIndexedType(Val0->getType(), Indices))
+  Type *IndexedType = ExtractValueInst::getIndexedType(Val0->getType(), Indices);
+  if (!IndexedType)
     return Error(Loc0, "invalid indices for insertvalue");
+  if (IndexedType != Val1->getType())
+    return Error(Loc1, "insertvalue operand and field disagree in type: '" +
+                           getTypeString(Val1->getType()) + "' instead of '" +
+                           getTypeString(IndexedType) + "'");
   Inst = InsertValueInst::Create(Val0, Val1, Indices);
   return AteExtraComma ? InstExtraComma : InstNormal;
 }