Bjorn Steinbrink 030123e8e8 Give up on array allocas in getPointerDereferenceableBytes ...

Summary:
As suggested by Eli Friedman, don't try to handle array allocas here,
because of possible overflows, instead rely on instcombine converting
them to allocations of array types.

Reviewers: efriedma

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D41398

llvm-svn: 321159

2017-12-20 10:01:30 +00:00

7.7 KiB

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