[Mlir-commits] [mlir] [ODS][NFC] Cast range.size() to int32_t in accumulation (PR #85629)

[llvmlistbot at llvm.org]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-mlir-core

Author: Andrei Golubev (andrey-golubev)

<details>
<summary>Changes</summary>

Using range.size() "as is" means we accumulate 'size_t' values into 'int32_t' variable. This may produce narrowing conversion warnings (particularly, on MSVC). The surrounding code seems to cast <x>.size() to 'int32_t' so following this practice seems safe enough.

---
Full diff: https://github.com/llvm/llvm-project/pull/85629.diff


1 Files Affected:

- (modified) mlir/tools/mlir-tblgen/OpDefinitionsGen.cpp (+1-1) 


``````````diff
diff --git a/mlir/tools/mlir-tblgen/OpDefinitionsGen.cpp b/mlir/tools/mlir-tblgen/OpDefinitionsGen.cpp
index 0d81912afb6158..3a697520dfad57 100644
--- a/mlir/tools/mlir-tblgen/OpDefinitionsGen.cpp
+++ b/mlir/tools/mlir-tblgen/OpDefinitionsGen.cpp
@@ -3057,7 +3057,7 @@ void OpEmitter::genCodeForAddingArgAndRegionForBuilder(
         body << llvm::formatv(
             "static_cast<int32_t>(std::accumulate({0}.begin(), {0}.end(), 0, "
             "[](int32_t curSum, ::mlir::ValueRange range) {{ return curSum + "
-            "range.size(); }))",
+            "static_cast<int32_t>(range.size()); }))",
             operandName);
       } else {
         body << "static_cast<int32_t>(" << getArgumentName(op, i) << ".size())";

``````````

</details>


https://github.com/llvm/llvm-project/pull/85629