[llvm] [Vectorize] Construct SmallVector with an iterator range (NFC) (PR #135936)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-llvm-transforms

Author: Kazu Hirata (kazutakahirata)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/135936.diff


1 Files Affected:

- (modified) llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp (+1-5) 


``````````diff
diff --git a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
index b48674f6993e3..9954420cfd69b 100644
--- a/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
+++ b/llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp
@@ -8402,11 +8402,7 @@ void BoUpSLP::tryToVectorizeGatheredLoads(
             continue;
           }
           SmallVector<std::pair<LoadInst *, int>> LocalLoadsDists(LoadsDists);
-          SmallVector<LoadInst *> OriginalLoads(LocalLoadsDists.size());
-          transform(LoadsDists, OriginalLoads.begin(),
-                    [](const std::pair<LoadInst *, int> &L) -> LoadInst * {
-                      return L.first;
-                    });
+          SmallVector<LoadInst *> OriginalLoads(make_first_range(LoadsDists));
           stable_sort(LocalLoadsDists, LoadSorter);
           SmallVector<LoadInst *> Loads;
           unsigned MaxConsecutiveDistance = 0;

``````````

</details>


https://github.com/llvm/llvm-project/pull/135936