[SLP] Refactor VectorizableTree to use unique_ptr.
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Fri, 10 May 2019 18:55:17 +0000 (18:55 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Fri, 10 May 2019 18:55:17 +0000 (18:55 +0000)
commit6c3ae79e9bac2e36e4e08e0b557eeb15053ffa1e
tree9a504fd9b9fb66a571a27d792540ee7c44cc0993
parent8273fdc2a4847fa4631780812820c33b422def9e
[SLP] Refactor VectorizableTree to use unique_ptr.

This patch fixes the TreeEntry dangling pointer issue caused by reallocations of VectorizableTree.

Committed on behalf of @vporpo (Vasileios Porpodas)

Differential Revision: https://reviews.llvm.org/D61706

llvm-svn: 360456
llvm/lib/Transforms/Vectorize/SLPVectorizer.cpp