1 files changed, 3 insertions, 3 deletions
diff --git a/clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp b/clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp
index 637f9ef..138082b 100644
--- a/clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp
+++ b/clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp
@@ -1734,9 +1734,9 @@ mlir::Value ScalarExprEmitter::emitSub(const BinOpInfo &ops) {
   // LLVM we shall take VLA's, division by element size, etc.
   //
   // See more in `EmitSub` in CGExprScalar.cpp.
-  assert(!cir::MissingFeatures::ptrDiffOp());
-  cgf.cgm.errorNYI("ptrdiff");
-  return {};
+  assert(!cir::MissingFeatures::llvmLoweringPtrDiffConsidersPointee());
+  return cir::PtrDiffOp::create(builder, cgf.getLoc(ops.loc), cgf.PtrDiffTy,
+                                ops.lhs, ops.rhs);
 }
 
 mlir::Value ScalarExprEmitter::emitShl(const BinOpInfo &ops) {