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| author | Chris Lattner <sabre@nondot.org> | 2005-11-08 23:32:44 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2005-11-08 23:32:44 +0000 |
| commit | c4d6050db6c4793751ac63ea67971687dcbaab74 (patch) | |
| tree | eb4e906094ddda21c39aa2e878fb7a53792986cb /llvm/lib/CodeGen | |
| parent | 88fa11c3d545eccdba9239cf0a455bbe435cff0e (diff) | |
| download | bcm5719-llvm-c4d6050db6c4793751ac63ea67971687dcbaab74.tar.gz bcm5719-llvm-c4d6050db6c4793751ac63ea67971687dcbaab74.zip | |
Allocate the right amount of memory for this vector up front.
llvm-svn: 24252
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index e17a9080cc3..eb057548391 100644 --- a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -409,6 +409,7 @@ void SelectionDAGLegalize::LegalizeDAG() { // node is only legalized after all of its operands are legalized. std::map<SDNode*, unsigned> Visited; std::vector<SDNode*> Order; + Order.reserve(DAG.allnodes_end()-DAG.allnodes_begin()); // Compute ordering from all of the leaves in the graphs, those (like the // entry node) that have no operands. |
