[llvm] [InlineCost]: Optimize inlining of recursive function. (PR #139982)

[Nikita Popov via llvm-commits]

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+; RUN: opt -passes='cgscc(inline),instcombine,cgscc(inline)' -S -debug-only=inline -disable-output < %s 2>&1 | FileCheck %s
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nikic wrote:

Needs `REQUIRES: asserts` if you're matching debug output. Though I'm not super clear on what exactly this particular test is intended to check.

https://github.com/llvm/llvm-project/pull/139982