[Build] Fix missing virtual destructor in SIBuilder (#15022)

fix compiler warning on SIBuilder
apache · Jun 5, 2023 · a74a2e2 · a74a2e2
1 parent 3dba48b
commit a74a2e2
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/ir/si_builder.cc b/src/ir/si_builder.cc
@@ -215,6 +215,7 @@ PrimExpr TirRecursivelyFill::VisitExpr(const PrimExpr& expr) {
 }
 
 struct SIBuilder::Impl {
+  virtual ~Impl() {}
   virtual Span Build() const { return Span(); }
   virtual void RecursivelyFillSpan(const relay::Expr& entry, const RelayExprSet& inputs) const {}
   virtual void RecursivelyFillSpan(const PrimExpr& entry, const PrimExprSet& inputs) const {}