diff options
| -rw-r--r-- | include/clang/AST/CFG.h | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/include/clang/AST/CFG.h b/include/clang/AST/CFG.h index 28e73f3ba6..fc6f682199 100644 --- a/include/clang/AST/CFG.h +++ b/include/clang/AST/CFG.h @@ -288,10 +288,11 @@ private: // to integers to record block-level expressions. void* BlkExprMap; - // opaque pointer to prevent inclusion of <set>. This records a set of - // CFGBlock edges for using with ProgramPoint. These edges represent - // the edges that cannot be succinctly represented, and in practice this - // set should be small. + /// BlkEdgeSet - An opaque pointer to prevent inclusion of <set>. + /// The set contains std::pair<CFGBlock*,CFGBlock*> objects that have + /// stable references for use by the 'BlockEdge' class. This set is intended + /// to be sparse, as it only contains edges whether both the source + /// and destination block have multiple successors/predecessors. void* BlkEdgeSet; friend class BlockEdge; |