[PATCH] D41981: [SROA] fix assetion failure

Hiroshi Inoue via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Sat Jan 13 01:26:03 PST 2018


inouehrs added a comment.

In https://reviews.llvm.org/D41981#975406, @efriedma wrote:

> It looks like this doesn't properly fix PR35657; it fixes the crash, yes, but it looks like the optimizer is introducing undefined behavior.


I updated the test case to avoid undef in the generated code due to loads from uninitialized alloca.
Do you expect other behavior (such as not applying SROA for out-of-bounds accesses)?


https://reviews.llvm.org/D41981





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