Fix another "VN maintainance in morph" bug

Exposed by the more aggressive hoisting.
dotnet · May 23, 2022 · 9de70e9 · 9de70e9
1 parent 836eac0
commit 9de70e9
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/coreclr/jit/morph.cpp b/src/coreclr/jit/morph.cpp
@@ -11764,6 +11764,7 @@ GenTree* Compiler::fgMorphSmpOp(GenTree* tree, MorphAddrContext* mac)
  // 'temp' because a GT_ADDR always marks it for its operand.
  temp->gtFlags &= ~GTF_DONT_CSE;
  temp->gtFlags |= (tree->gtFlags & GTF_DONT_CSE);
+ temp->SetVNsFromNode(tree);
 
  if (op1->OperGet() == GT_ADD)
  {