ProvenanceAnalysis.h File Reference

#include "llvm/ADT/DenseMap.h"

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Classes
class	llvm::objcarc::ProvenanceAnalysis
	This is similar to BasicAliasAnalysis, and it uses many of the same techniques, except it uses special ObjC-specific reasoning about pointer relationships. More...
Namespaces
namespace	llvm
	List of target independent CodeGen pass IDs.
namespace	llvm::objcarc

---

Detailed Description

This file declares a special form of Alias Analysis called ``Provenance Analysis''. The word ``provenance'' refers to the history of the ownership of an object. Thus ``Provenance Analysis'' is an analysis which attempts to use various techniques to determine if locally

WARNING: This file knows about certain library functions. It recognizes them by name, and hardwires knowledge of their semantics.

WARNING: This file knows about how certain Objective-C library functions are used. Naive LLVM IR transformations which would otherwise be behavior-preserving may break these assumptions.

Definition in file ProvenanceAnalysis.h.