copy all metadata

llvm/lib/Transforms/IPO/ArgumentPromotion.cpp

for (Function::arg_iterator I = F->arg_begin(), E = F->arg_end(); I != E;
             V = IRB.CreateGEP(ArgIndex.first, V, Ops, V->getName() + ".idx");
             Ops.clear();
           }
           // Since we're replacing a load make sure we take the alignment
           // of the previous load.
           LoadInst *newLoad =
               IRB.CreateLoad(OrigLoad->getType(), V, V->getName() + ".val");
           newLoad->setAlignment(OrigLoad->getAlign());
-          // Transfer the AA info too.
-          AAMDNodes AAInfo;
-          OrigLoad->getAAMetadata(AAInfo);
-          newLoad->setAAMetadata(AAInfo);
-          // And other metadata.
-          newLoad->copyMetadata(*OrigLoad, {LLVMContext::MD_range});
+          // Transfer all metadata too.
+          newLoad->copyMetadata(*OrigLoad);
 
           Args.push_back(newLoad);
           ArgAttrVec.push_back(AttributeSet());
         }
       }
 
     // Push any varargs arguments on the list.
     for (; AI != CB.arg_end(); ++AI, ++ArgNo) {

llvm/test/Transforms/ArgumentPromotion/metadata.ll

 ; CHECK-LABEL: define internal i32 @f_load_range(
 ; CHECK:         ret i32
 ;
   %1 = getelementptr inbounds { i32, i32 }, { i32, i32 }* %v, i64 0, i32 0
   %2 = load i32, i32* %1, align 4, !range !0
   ret i32 %2
 }
 
+define i32* @should_copy_nonnull({ i32*, i32* }* %x) {
+; CHECK-LABEL: define i32* @should_copy_nonnull(
+; CHECK:         %x.idx = getelementptr { i32*, i32* }, { i32*, i32* }* %x, i64 0, i32 0
+; CHECK-NEXT:    %x.idx.val = load i32*, i32** %x.idx, align 4, !nonnull !1
+; CHECK-NEXT:    %1 = call i32* @f_load_nonnull(i32* %x.idx.val)
+; CHECK-NEXT:    ret i32* %1
+;
+  %1 = call i32* @f_load_nonnull({ i32*, i32* }* %x)
+  ret i32* %1
+}
+
+define internal i32* @f_load_nonnull({ i32*, i32* }* %v) {
+; CHECK-LABEL: define internal i32* @f_load_nonnull(
+; CHECK:         ret i32*
+;
+  %1 = getelementptr inbounds { i32*, i32* }, { i32*, i32* }* %v, i64 0, i32 0
+  %2 = load i32*, i32** %1, align 4, !nonnull !1
+  ret i32* %2
+}
+
 !0 = !{i32 0, i32 4}
+!1 = !{}