[all-commits] [llvm/llvm-project] 08e389: [APINotes] Skip per-decl ProcessAPINotes work when...

[Anonmiraj via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 08e389cc4a029fb6d659f3f1e277ab3bce461a38
      https://github.com/llvm/llvm-project/commit/08e389cc4a029fb6d659f3f1e277ab3bce461a38
  Author: Anonmiraj <ezzibrahimx at gmail.com>
  Date:   2026-06-24 (Wed, 24 Jun 2026)

  Changed paths:
    M clang/include/clang/APINotes/APINotesManager.h
    M clang/lib/APINotes/APINotesManager.cpp
    M clang/lib/Sema/SemaAPINotes.cpp

  Log Message:
  -----------
  [APINotes] Skip per-decl ProcessAPINotes work when no API notes are active (#203710)

Cache "any API notes active" and skip per-decl lookups.

| function | before #202727 | trunk (parent) | this PR |
| ------------------------ | ----------------- | ----------------- |
------------------- |
| `Sema::ProcessAPINotes` | 2,385,852 (0.21%) | 1,028,280 (0.09%) |
**365,310 (0.03%)** |
| `UnwindNamespaceContext` | 349,244 | gone | gone |
| `findAPINotes` | 448,140 | 473,550 | **gone** |


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