Have IdempotentOperationsChecker pull its CFGStmtMap from AnalysisContext.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@126288 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 15 insertions, 0 deletions

diff --git a/lib/Analysis/AnalysisContext.cpp b/lib/Analysis/AnalysisContext.cpp
index 5233d3b8f9..a982a5c5be 100644
--- a/lib/Analysis/AnalysisContext.cpp
+++ b/lib/Analysis/AnalysisContext.cpp
@@ -21,6 +21,7 @@
 #include "clang/Analysis/Analyses/PseudoConstantAnalysis.h"
 #include "clang/Analysis/AnalysisContext.h"
 #include "clang/Analysis/CFG.h"
+#include "clang/Analysis/CFGStmtMap.h"
 #include "clang/Analysis/Support/BumpVector.h"
 #include "llvm/ADT/SmallSet.h"
 #include "llvm/Support/ErrorHandling.h"
@@ -86,6 +87,19 @@ CFG *AnalysisContext::getUnoptimizedCFG() {
   return completeCFG;
 }
 
+CFGStmtMap *AnalysisContext::getCFGStmtMap() {
+  if (cfgStmtMap)
+    return cfgStmtMap;
+  
+  if (CFG *c = getCFG()) {
+    cfgStmtMap = CFGStmtMap::Build(c, &getParentMap());
+    return cfgStmtMap;
+  }
+    
+  return 0;
+}
+  
+
 void AnalysisContext::dumpCFG() {
     getCFG()->dump(getASTContext().getLangOptions());
 }
@@ -346,6 +360,7 @@ AnalysisContext::getReferencedBlockVars(const BlockDecl *BD) {
 AnalysisContext::~AnalysisContext() {
   delete cfg;
   delete completeCFG;
+  delete cfgStmtMap;
   delete liveness;
   delete relaxedLiveness;
   delete PM;