From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Mon, 16 Sep 2019 10:48:16 +0000 (+0000)
Subject: [SLPVectorizer] Assert that we find a LastInst to silence analyzer null dereference... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=5a4118217696b53715cb480c3dfb59c4b17b9854;p=llvm

[SLPVectorizer] Assert that we find a LastInst to silence analyzer null dereference warning. NFCI.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@371974 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Transforms/Vectorize/SLPVectorizer.cpp b/lib/Transforms/Vectorize/SLPVectorizer.cpp
index a9d8649ce75..12c114f83d4 100644
--- a/lib/Transforms/Vectorize/SLPVectorizer.cpp
+++ b/lib/Transforms/Vectorize/SLPVectorizer.cpp
@@ -3528,6 +3528,7 @@ void BoUpSLP::setInsertPointAfterBundle(TreeEntry *E) {
         break;
     }
   }
+  assert(LastInst && "Failed to find last instruction in bundle");
 
   // Set the insertion point after the last instruction in the bundle. Set the
   // debug location to Front.