llvm::vfs::makeFilteringOutputBackend

Make a backend where OutputBackend::createFile() forwards to UnderlyingBackend when Filter is true, and otherwise returns a NullOutput.

Synopsis

Declared in <llvm/Support/VirtualOutputBackends.h>

IntrusiveRefCntPtr<OutputBackend>
makeFilteringOutputBackend(
    IntrusiveRefCntPtr<OutputBackend> UnderlyingBackend,
    std::function<bool(StringRef, std::optional<OutputConfig>)> Filter);

Return Value

A smart pointer to a reference‐counted object that inherits from RefCountedBase or ThreadSafeRefCountedBase.

Parameters

Name

Description

UnderlyingBackend

A smart pointer to a reference‐counted object that inherits from RefCountedBase or ThreadSafeRefCountedBase.

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