[APINotes] Fix failing tests after a PCM logic change

This fixes tests that are going to be upstreamed in the near future.
Currently they are failing downstream in the Apple open source fork.

Failing tests
  Clang :: APINotes/retain-count-convention.m
  Clang :: APINotes/types.m
  Clang :: APINotes/versioned-multi.c
  Clang :: APINotes/versioned.m

Since 2e5af56 got merged, Clang now enables `LangOpts.APINotesModules`
when reading a precompiled module that was built with API Notes enabled.
This is correct. The logic in APINotesManager needs to be adjusted to
handle this.

rdar://123526142
This commit is contained in:
Egor Zhdan 2024-03-11 12:02:29 +00:00 committed by GitHub
parent a84eb24412
commit 878097dff3
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@ -224,7 +224,7 @@ APINotesManager::getCurrentModuleAPINotes(Module *M, bool LookInModule,
llvm::SmallVector<FileEntryRef, 2> APINotes;
// First, look relative to the module itself.
if (LookInModule) {
if (LookInModule && M->Directory) {
// Local function to try loading an API notes file in the given directory.
auto tryAPINotes = [&](DirectoryEntryRef Dir, bool WantPublic) {
if (auto File = findAPINotesFile(Dir, ModuleName, WantPublic)) {