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-rw-r--r--support/lib/Support/LeakDetector.cpp82
1 files changed, 0 insertions, 82 deletions
diff --git a/support/lib/Support/LeakDetector.cpp b/support/lib/Support/LeakDetector.cpp
deleted file mode 100644
index ecc4868d2e..0000000000
--- a/support/lib/Support/LeakDetector.cpp
+++ /dev/null
@@ -1,82 +0,0 @@
-//===-- LeakDetector.cpp - Implement LeakDetector interface ---------------===//
-//
-// This file implements the LeakDetector class.
-//
-//===----------------------------------------------------------------------===//
-
-#include "Support/LeakDetector.h"
-#include "llvm/Value.h"
-#include <set>
-
-// Lazily allocate set so that release build doesn't have to do anything.
-static std::set<const void*> *Objects = 0;
-static std::set<const Value*> *LLVMObjects = 0;
-
-// Because the most common usage pattern, by far, is to add a garbage object,
-// then remove it immediately, we optimize this case. When an object is added,
-// it is not added to the set immediately, it is added to the CachedValue Value.
-// If it is immediately removed, no set search need be performed.
-//
-static const Value *CachedValue;
-
-void LeakDetector::addGarbageObjectImpl(void *Object) {
- if (Objects == 0)
- Objects = new std::set<const void*>();
- assert(Objects->count(Object) == 0 && "Object already in set!");
- Objects->insert(Object);
-}
-
-void LeakDetector::removeGarbageObjectImpl(void *Object) {
- if (Objects)
- Objects->erase(Object);
-}
-
-void LeakDetector::addGarbageObjectImpl(const Value *Object) {
- if (CachedValue) {
- if (LLVMObjects == 0)
- LLVMObjects = new std::set<const Value*>();
- assert(LLVMObjects->count(CachedValue) == 0 && "Object already in set!");
- LLVMObjects->insert(CachedValue);
- }
- CachedValue = Object;
-}
-
-void LeakDetector::removeGarbageObjectImpl(const Value *Object) {
- if (Object == CachedValue)
- CachedValue = 0; // Cache hit!
- else if (LLVMObjects)
- LLVMObjects->erase(Object);
-}
-
-void LeakDetector::checkForGarbageImpl(const std::string &Message) {
- if (CachedValue) // Flush the cache to the set...
- addGarbageObjectImpl((Value*)0);
-
- assert(CachedValue == 0 && "No value should be cached anymore!");
-
- if ((Objects && !Objects->empty()) || (LLVMObjects && !LLVMObjects->empty())){
- std::cerr << "Leaked objects found: " << Message << "\n";
-
- if (Objects && !Objects->empty()) {
- std::cerr << " Non-Value objects leaked:";
- for (std::set<const void*>::iterator I = Objects->begin(),
- E = Objects->end(); I != E; ++I)
- std::cerr << " " << *I;
- }
-
- if (LLVMObjects && !LLVMObjects->empty()) {
- std::cerr << " LLVM Value subclasses leaked:";
- for (std::set<const Value*>::iterator I = LLVMObjects->begin(),
- E = LLVMObjects->end(); I != E; ++I)
- std::cerr << **I << "\n";
- }
-
- std::cerr << "This is probably because you removed an LLVM value "
- << "(Instruction, BasicBlock, \netc), but didn't delete it. "
- << "Please check your code for memory leaks.\n";
-
- // Clear out results so we don't get duplicate warnings on next call...
- delete Objects; delete LLVMObjects;
- Objects = 0; LLVMObjects = 0;
- }
-}