[LLVMdev] bx instruction getting generated in arm assembly for O1
Tim Northover
tnorthover at apple.com
Mon Nov 24 12:39:05 PST 2014
Hi Mayur,
> On 24 Nov 2014, at 12:36, Mayur Pandey <mayurthebond at gmail.com> wrote:
> Thanks for the response. Even I thought this might be the result of tail call optimisation in O1, but with clang-3.4.2 this behaviour is not seen in O1, so wanted to know which change triggered this behaviour in O1 in clang-3.5.
I'm afraid I don't know there. It's very unlikely to be the change you mentioned, but the only way to be sure is by bisecting.
Cheers.
Tim.
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