Revert "[IR][NFC] Update IRBuilder to use InsertPosition (#96497)"

Reverts the above commit, as it updates a common header function and
did not update all callsites:

  https://lab.llvm.org/buildbot/#/builders/29/builds/382

This reverts commit 6481dc57612671ebe77fe9c34214fba94e1b3b27.

1 files changed, 2 insertions, 2 deletions

diff --git a/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp b/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp
index 22b82f3..60ea200 100644
--- a/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp
+++ b/llvm/lib/Transforms/Utils/SimplifyLibCalls.cpp
@@ -2829,12 +2829,12 @@ static bool insertSinCosCall(IRBuilderBase &B, Function *OrigCallee, Value *Arg,
   if (Instruction *ArgInst = dyn_cast<Instruction>(Arg)) {
     // If the argument is an instruction, it must dominate all uses so put our
     // sincos call there.
-    B.SetInsertPoint(++ArgInst->getIterator());
+    B.SetInsertPoint(ArgInst->getParent(), ++ArgInst->getIterator());
   } else {
     // Otherwise (e.g. for a constant) the beginning of the function is as
     // good a place as any.
     BasicBlock &EntryBB = B.GetInsertBlock()->getParent()->getEntryBlock();
-    B.SetInsertPoint(EntryBB.begin());
+    B.SetInsertPoint(&EntryBB, EntryBB.begin());
   }
 
   SinCos = B.CreateCall(Callee, Arg, "sincospi");