void PMDataManager::removeNotPreservedAnalysis(Pass *P) {
AnalysisUsage AnUsage;
P->getAnalysisUsage(AnUsage);
- const std::vector<AnalysisID> &PreservedSet = AnUsage.getPreservedSet();
+ if (AnUsage.getPreservesAll())
+ return;
+
+ const std::vector<AnalysisID> &PreservedSet = AnUsage.getPreservedSet();
for (std::map<AnalysisID, Pass*>::iterator I = AvailableAnalysis.begin(),
E = AvailableAnalysis.end(); I != E; ++I ) {
if (std::find(PreservedSet.begin(), PreservedSet.end(), I->first) ==
/// Add pass P into the PassVector. Update
/// AvailableAnalysis appropriately if ProcessAnalysis is true.
-void PMDataManager::addPassToManager (Pass *P,
- bool ProcessAnalysis) {
+void PMDataManager::addPassToManager(Pass *P,
+ bool ProcessAnalysis) {
if (ProcessAnalysis) {
// Take a note of analysis required and made available by this pass