From faa5b39e4e06f5645638471a1f86091806916fc8 Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Thu, 26 Sep 2019 10:56:07 +0000
Subject: PGOMemOPSizeOpt - silence static analyzer dyn_cast<MemIntrinsic> null
 dereference warning. NFCI.

The static analyzer is warning about a potential null dereference, but we should be able to use cast<MemIntrinsic> directly and if not assert will fire for us.

llvm-svn: 372959
---
 llvm/lib/Transforms/Instrumentation/PGOMemOPSizeOpt.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'llvm/lib')

diff --git a/llvm/lib/Transforms/Instrumentation/PGOMemOPSizeOpt.cpp b/llvm/lib/Transforms/Instrumentation/PGOMemOPSizeOpt.cpp
index ac78b4d993e..9f81bb16d0a 100644
--- a/llvm/lib/Transforms/Instrumentation/PGOMemOPSizeOpt.cpp
+++ b/llvm/lib/Transforms/Instrumentation/PGOMemOPSizeOpt.cpp
@@ -374,8 +374,8 @@ bool MemOPSizeOpt::perform(MemIntrinsic *MI) {
         Ctx, Twine("MemOP.Case.") + Twine(SizeId), &Func, DefaultBB);
     Instruction *NewInst = MI->clone();
     // Fix the argument.
-    MemIntrinsic * MemI = dyn_cast<MemIntrinsic>(NewInst);
-    IntegerType *SizeType = dyn_cast<IntegerType>(MemI->getLength()->getType());
+    auto *MemI = cast<MemIntrinsic>(NewInst);
+    auto *SizeType = dyn_cast<IntegerType>(MemI->getLength()->getType());
     assert(SizeType && "Expected integer type size argument.");
     ConstantInt *CaseSizeId = ConstantInt::get(SizeType, SizeId);
     MemI->setLength(CaseSizeId);
-- 
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