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[Dependency Scanning][C++ Interop] Remap lookup of Clang module 'CxxStdlib' to 'std'

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Otherwise querying this clang module, e.g. from the corresponding Swift overlay's underlying module import, will fail, since no such module exists.

Resolves rdar://151718115
This commit is contained in:
Artem Chikin
2025-05-20 14:16:23 -07:00
parent 86699a2a67
commit 93da5b4797
5 changed files with 71 additions and 106 deletions
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13
include/swift/DependencyScan/ModuleDependencyScanner.h
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@@ -128,19 +128,6 @@ public:
performDependencyScan(ModuleDependencyID rootModuleID,
ModuleDependenciesCache &cache);
/// Query the module dependency info for the Clang module with the given name.
/// Explicit by-name lookups are useful for batch mode scanning.
std::optional<const ModuleDependencyInfo *>
getNamedClangModuleDependencyInfo(StringRef moduleName,
ModuleDependenciesCache &cache,
ModuleDependencyIDSetVector &discoveredClangModules);
/// Query the module dependency info for the Swift module with the given name.
/// Explicit by-name lookups are useful for batch mode scanning.
std::optional<const ModuleDependencyInfo *>
getNamedSwiftModuleDependencyInfo(StringRef moduleName,
ModuleDependenciesCache &cache);
/// How many filesystem lookups were performed by the scanner
unsigned getNumLookups() { return NumLookups; }