IdempotentOperationChecker: don't repeatedly recompute block reachability.

llvm-svn: 125548
2011-02-15 02:20:03 +00:00 · 2011-02-15 02:20:03 +00:00 · 4ea9004fe8
parent 8d53ac81ec
commit 4ea9004fe8
1 changed files with 3 additions and 2 deletions
--- a/clang/lib/StaticAnalyzer/Checkers/IdempotentOperationChecker.cpp
+++ b/clang/lib/StaticAnalyzer/Checkers/IdempotentOperationChecker.cpp
@ -564,6 +564,7 @@ IdempotentOperationChecker::pathWasCompletelyAnalyzed(const CFG *cfg,
                                                      const CFGStmtMap *CBM,
                                                      const CoreEngine &CE) {

+  if (!CRA.get())
    CRA.reset(new CFGReachabilityAnalysis(*cfg));
  
  // Test for reachability from any aborted blocks to this block