//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//===----------------------------------------------------------------------===//
#include "llvm/Support/LeakDetector.h"
-#include "llvm/Support/Visibility.h"
+#include "llvm/ADT/SmallPtrSet.h"
+#include "llvm/Support/Compiler.h"
+#include "llvm/Support/Streams.h"
#include "llvm/Value.h"
-#include <iostream>
-#include <set>
using namespace llvm;
namespace {
template <class T>
struct VISIBILITY_HIDDEN PrinterTrait {
- static void print(const T* P) { std::cerr << P; }
+ static void print(const T* P) { cerr << P; }
};
template<>
struct VISIBILITY_HIDDEN PrinterTrait<Value> {
- static void print(const Value* P) { std::cerr << *P; }
+ static void print(const Value* P) { cerr << *P; }
};
template <typename T>
struct VISIBILITY_HIDDEN LeakDetectorImpl {
- LeakDetectorImpl(const char* const name) : Cache(0), Name(name) { }
+ explicit LeakDetectorImpl(const char* const name) : Cache(0), Name(name) { }
// Because the most common usage pattern, by far, is to add a
// garbage object, then remove it immediately, we optimize this
assert(Cache == 0 && "No value should be cached anymore!");
if (!Ts.empty()) {
- std::cerr
- << "Leaked " << Name << " objects found: " << Message << ":\n";
- for (typename std::set<const T*>::iterator I = Ts.begin(),
+ cerr << "Leaked " << Name << " objects found: " << Message << ":\n";
+ for (typename SmallPtrSet<const T*, 8>::iterator I = Ts.begin(),
E = Ts.end(); I != E; ++I) {
- std::cerr << "\t";
+ cerr << "\t";
PrinterTrait<T>::print(*I);
- std::cerr << "\n";
+ cerr << "\n";
}
- std::cerr << '\n';
+ cerr << '\n';
return true;
}
}
private:
- std::set<const T*> Ts;
+ SmallPtrSet<const T*, 8> Ts;
const T* Cache;
const char* const Name;
};
- LeakDetectorImpl<void> *Objects;
- LeakDetectorImpl<Value> *LLVMObjects;
+ static LeakDetectorImpl<void> *Objects;
+ static LeakDetectorImpl<Value> *LLVMObjects;
- LeakDetectorImpl<void> &getObjects() {
+ static LeakDetectorImpl<void> &getObjects() {
if (Objects == 0)
Objects = new LeakDetectorImpl<void>("GENERIC");
return *Objects;
}
- LeakDetectorImpl<Value> &getLLVMObjects() {
+ static LeakDetectorImpl<Value> &getLLVMObjects() {
if (LLVMObjects == 0)
LLVMObjects = new LeakDetectorImpl<Value>("LLVM");
return *LLVMObjects;
}
- void clearGarbage() {
+ static void clearGarbage() {
delete Objects;
delete LLVMObjects;
Objects = 0;
// use non-short-circuit version so that both checks are performed
if (getObjects().hasGarbage(Message) |
getLLVMObjects().hasGarbage(Message))
- std::cerr << "\nThis is probably because you removed an object, but didn't "
- "delete it. Please check your code for memory leaks.\n";
+ cerr << "\nThis is probably because you removed an object, 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...