[llvm-dev] [RFC] Asynchronous unwind tables attribute

Momchil Velikov via llvm-dev llvm-dev at lists.llvm.org
Sun Nov 21 10:46:23 PST 2021


On Sun, 21 Nov 2021 at 18:22, Fāng-ruì Sòng <maskray at google.com> wrote:
> But then why is <min,min> for "unwtable=2,nounwind=1" not a problem
> for debugging?

Well, it is, but it's a different use case. A user chooses whatever
suits their needs.
If they need debugging they can choose either "uwtable=1" or
"uiwtable=3". If they need
profiling they can choose "uwtable=2" or "uwtable=3".  If they don't
need either, they can choose "uwtable=0".

-- 
Compiler scrub, Arm


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