[llvm] [DAG] Fix incorrect doxygen comment for isZeroOrZeroSplat (NFC) (PR #163527)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-llvm-selectiondag

Author: Hari Limaye (hazzlim)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/163527.diff


1 Files Affected:

- (modified) llvm/include/llvm/CodeGen/SelectionDAGNodes.h (+1-1) 


``````````diff
diff --git a/llvm/include/llvm/CodeGen/SelectionDAGNodes.h b/llvm/include/llvm/CodeGen/SelectionDAGNodes.h
index 116911699ab9f..69713d0d84011 100644
--- a/llvm/include/llvm/CodeGen/SelectionDAGNodes.h
+++ b/llvm/include/llvm/CodeGen/SelectionDAGNodes.h
@@ -1950,7 +1950,7 @@ LLVM_ABI bool isOnesOrOnesSplat(SDValue N, bool AllowUndefs = false);
 
 /// Return true if the value is a constant 0 integer or a splatted vector of a
 /// constant 0 integer (with no undefs).
-/// Does not permit build vector implicit truncation.
+/// Build vector implicit truncation is allowed.
 LLVM_ABI bool isZeroOrZeroSplat(SDValue N, bool AllowUndefs = false);
 
 /// Return true if \p V is either a integer or FP constant.

``````````

</details>


https://github.com/llvm/llvm-project/pull/163527