[PATCH] D19449: Add optimization bisect opt-in calls for ARM passes

Andy Kaylor via llvm-commits llvm-commits at lists.llvm.org
Mon Apr 25 12:06:16 PDT 2016


andrew.w.kaylor added a comment.

In http://reviews.llvm.org/D19449#410913, @probinson wrote:

> No no no.  Please do not mix up the two kinds of "users" here.
>  Bisection is for use by compiler developers to track down bugs in the optimizer.
>  Optnone is for use by end-users building their applications who want certain functions not to be optimized, usually as a tactic for improving debug info; this has nothing to do with debugging the compiler.


That's what I meant by referring to the features having different motivation, and you're right that there are definitely two entirely different kinds of debugging involved.  I just meant to emphasize that neither one does anything without the person using the compiler explicitly intending it.


Repository:
  rL LLVM

http://reviews.llvm.org/D19449





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