[llvm-dev] Disable optimization on basic block level

[Matthias Braun via llvm-dev]

> On Apr 24, 2017, at 10:23 AM, David Jones <djones at xtreme-eda.com> wrote:
> 
> How do you disable optimization for a function?
There is the optnone attribute (see http://llvm.org/docs/LangRef.html#function-attributes <http://llvm.org/docs/LangRef.html#function-attributes> ). Passes will skip functions marked with that unless they are essential for code generation.

- Matthias

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