[llvm] [llvm-profdata] Enabled functionality to write split-layout profile (PR #101795)

[David Li via llvm-commits]

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@@ -0,0 +1,2 @@
+RUN: llvm-profdata merge --sample --extbinary --split_layout %p/Inputs/sample-profile.proftext -o %t-output
+RUN: diff %t-output %p/Inputs/split-layout.profdata
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david-xl wrote:

Checking section info only sounds good to me.

https://github.com/llvm/llvm-project/pull/101795