[clang] [CIR] Implement folder for VecCreateOp (PR #143355)

[Henrich Lauko via cfe-commits]

================
@@ -1533,6 +1533,16 @@ LogicalResult cir::GetMemberOp::verify() {
 // VecCreateOp
 //===----------------------------------------------------------------------===//
 
+OpFoldResult cir::VecCreateOp::fold(FoldAdaptor adaptor) {
+  if (llvm::any_of(getElements(), [](mlir::Value attr) {
+        return !mlir::isa<cir::ConstantOp>(attr.getDefiningOp());
+      }))
+    return {};
----------------
xlauko wrote:

```suggestion
  if (llvm::any_of(getElements(), [](mlir::Value value) {
        return !mlir::isa<cir::ConstantOp>(value.getDefiningOp());
      }))
    return {};
```

https://github.com/llvm/llvm-project/pull/143355