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Diffstat (limited to 'lib/Analysis/DataStructure/CompleteBottomUp.cpp')
| -rw-r--r-- | lib/Analysis/DataStructure/CompleteBottomUp.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/Analysis/DataStructure/CompleteBottomUp.cpp b/lib/Analysis/DataStructure/CompleteBottomUp.cpp index 5a0436c061..a70080a8c6 100644 --- a/lib/Analysis/DataStructure/CompleteBottomUp.cpp +++ b/lib/Analysis/DataStructure/CompleteBottomUp.cpp @@ -217,7 +217,11 @@ void CompleteBUDataStructures::processGraph(DSGraph &G) { assert(calls.insert(TheCall).second && "Call instruction occurs multiple times in graph??"); - + + // Fast path for noop calls. Note that we don't care about merging globals + // in the callee with nodes in the caller here. + if (CS.getRetVal().isNull() && CS.getNumPtrArgs() == 0) + continue; // Loop over all of the potentially called functions... // Inline direct calls as well as indirect calls because the direct |