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Plug a memory leak in the GCOV profiling emitter, which never released the edge table memory.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@168259 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2012-11-17 13:49:37 +00:00
parent 3c13c3ebdd
commit 9e6ee16b18
1 changed files with 5 additions and 5 deletions
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10
lib/Transforms/Instrumentation/GCOVProfiling.cpp
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@ -540,13 +540,13 @@ GlobalVariable *GCOVProfiler::buildEdgeLookupTable(
// read it. Threads and invoke make this untrue.
// emit [(succs * preds) x i64*], logically [succ x [pred x i64*]].
size_t TableSize = Succs.size() * Preds.size();
Type *Int64PtrTy = Type::getInt64PtrTy(*Ctx);
ArrayType *EdgeTableTy = ArrayType::get(
Int64PtrTy, Succs.size() * Preds.size());
ArrayType *EdgeTableTy = ArrayType::get(Int64PtrTy, TableSize);
Constant **EdgeTable = new Constant*[Succs.size() * Preds.size()];
OwningArrayPtr<Constant *> EdgeTable(new Constant*[TableSize]);
Constant *NullValue = Constant::getNullValue(Int64PtrTy);
for (int i = 0, ie = Succs.size() * Preds.size(); i != ie; ++i)
for (size_t i = 0; i != TableSize; ++i)
EdgeTable[i] = NullValue;
unsigned Edge = 0;
@ -566,7 +566,7 @@ GlobalVariable *GCOVProfiler::buildEdgeLookupTable(
Edge += Successors;
}
ArrayRef<Constant*> V(&EdgeTable[0], Succs.size() * Preds.size());
ArrayRef<Constant*> V(&EdgeTable[0], TableSize);
GlobalVariable *EdgeTableGV =
new GlobalVariable(
*M, EdgeTableTy, true, GlobalValue::InternalLinkage,