[llvm] [IR] Replace uses of IRBuilder::getInt8PtrTy with getPtrTy. NFC (PR #73154)

[Nikita Popov via llvm-commits]

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@@ -2094,7 +2092,7 @@ OpenMPIRBuilder::InsertPointTy OpenMPIRBuilder::createReductions(
     Value *RedArrayElemPtr = Builder.CreateConstInBoundsGEP2_64(
         RedArrayTy, RedArray, 0, Index, "red.array.elem." + Twine(Index));
     Value *Casted =
-        Builder.CreateBitCast(RI.PrivateVariable, Builder.getInt8PtrTy(),
+        Builder.CreateBitCast(RI.PrivateVariable, Builder.getPtrTy(),
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nikic wrote:

One leftover bitcast here.

https://github.com/llvm/llvm-project/pull/73154