[AArch64] isProfitableToHoist - remove nullptr test

User is dereferenced on the main codepath so the null test is likely superfluous

diff --git a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
index f2c51e1..cb8207e 100644 (file)
--- a/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
+++ b/llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
@@ -12176,8 +12176,7 @@ bool AArch64TargetLowering::isProfitableToHoist(Instruction *I) const {
 
   Instruction *User = I->user_back();
 
-  if (User &&
-      !(User->getOpcode() == Instruction::FSub ||
+  if (!(User->getOpcode() == Instruction::FSub ||
         User->getOpcode() == Instruction::FAdd))
     return true;