Displaying 2 results from an estimated 2 matches for "84ab9435".
2012 Dec 25
0
[LLVMdev] Can simplifycfg kill llvm.lifetime intrinsics?
...We should clarify the language ref even if it is
> valid to drop only one of the calls.
>
> Cheers,
> Rafael
>
--
Alexey Samsonov, MSK
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20121225/84ab9435/attachment.html>
2012 Dec 25
3
[LLVMdev] Can simplifycfg kill llvm.lifetime intrinsics?
On 24 December 2012 04:02, Alexey Samsonov <samsonov at google.com> wrote:
> This looks like a bug in simplifycfg. We should preserve lifetime intrinsics
> due to the reasons I described.
> The code in //lib/Transforms/Utils/Local.cpp:
>
> if (Succ->getSinglePredecessor()) {
> // BB is the only predecessor of Succ, so Succ will end up with exactly
> // the