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Hello, My team and I noticed that callsite hotness information is not preserved from compile to link step with LTO/thinLTO enabled. As a result, the link step inlining pass remains conservative when inlining callsites known to be hot (ie. without the 'HotCallSiteThreshold' which is set at 3000 by default). There are likely many cross-module inlining opportunities lost this way, and

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