[llvm] Add setBranchWeigths convenience function. NFC (PR #72446)

[Paul Kirth via llvm-commits]

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@@ -1437,12 +1437,11 @@ void PGOUseFunc::populateCoverage(IndexedInstrProfReader *PGOReader) {
     // If A is uncovered, set weight=1.
     // This setup will allow BFI to give nonzero profile counts to only covered
     // blocks.
-    SmallVector<unsigned, 4> Weights;
+    SmallVector<uint32_t, 4> Weights;
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ilovepi wrote:

good catch!

https://github.com/llvm/llvm-project/pull/72446