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Fix some memory leaks in RCM #4

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Fix some memory leaks in RCM #4

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2 changes: 2 additions & 0 deletions reordering/ConnectedComponents.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -323,6 +323,8 @@ void findConnectedComponents_(

delete[] rootToComp;
if (nodesToFind) delete[] nodesToFind;

delete[] p;
}

void findConnectedComponents(
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7 changes: 6 additions & 1 deletion reordering/RCM.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -697,7 +697,7 @@ void CSR::getRCMPermutation(int *perm, int *inversePerm, bool pseudoDiameterSour

int numOfComponents;
int *compToRoot, *compSizes, *compSizePrefixSum;
int *nodesSortedByComp;
int *nodesSortedByComp=NULL;

double timeConnectedComponents = -omp_get_wtime();
findConnectedComponents(
Expand Down Expand Up @@ -945,6 +945,11 @@ void CSR::getRCMPermutation(int *perm, int *inversePerm, bool pseudoDiameterSour
delete[] write_offset;
delete[] prefixSum_array;

if(nodesSortedByComp)
{
delete[] nodesSortedByComp;
}

#if 0
printf("num of connected components = %d (singleton = %d, twin = %d, large (>=%d) = %d)\n", numOfComponents, singletonCnt, twinCnt, PAR_THR, largeCompCnt);
printf("connectedComponentTime = %f\n", timeConnectedComponents);
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