[analyzer] Rely on canBeInlined utility instead of checking CallExpr

explicitly.

This will make it easier to add inlining support to more expressions.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@157870 91177308-0d34-0410-b5e6-96231b3b80d8

include/clang/StaticAnalyzer/Core/PathSensitive/ObjCMessage.h

@@ -281,6 +281,11 @@ public:
   // TODO: To reduce false negatives here, we should track the container
   // allocation site and check if a proper deallocator was set there.
   static bool isCFCGAllowingEscape(StringRef FName);
+
+  // Check if this kind of expression can be inlined by the analyzer.
+  static bool canBeInlined(const Stmt *S) {
+    return isa<CallExpr>(S);
+  }
 };
 
 }

lib/StaticAnalyzer/Core/ExplodedGraph.cpp

@@ -13,6 +13,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "clang/StaticAnalyzer/Core/PathSensitive/ExplodedGraph.h"
+#include "clang/StaticAnalyzer/Core/PathSensitive/ObjCMessage.h"
 #include "clang/StaticAnalyzer/Core/PathSensitive/ProgramState.h"
 #include "clang/AST/Stmt.h"
 #include "clang/AST/ParentMap.h"
@@ -114,7 +115,7 @@ bool ExplodedGraph::shouldCollect(const ExplodedNode *node) {
   // Condition 9.
   const ProgramPoint SuccLoc = succ->getLocation();
   if (const StmtPoint *SP = dyn_cast<StmtPoint>(&SuccLoc))
-    if (isa<CallExpr>(SP->getStmt()))
+    if (CallOrObjCMessage::canBeInlined(SP->getStmt()))
       return false;
 
   return true;

lib/StaticAnalyzer/Core/ExprEngine.cpp

@@ -250,7 +250,7 @@ static bool shouldRemoveDeadBindings(AnalysisManager &AMgr,
     return true;
     
   // Run before processing a call.
-  if (isa<CallExpr>(S.getStmt()))
+  if (CallOrObjCMessage::canBeInlined(S.getStmt()))
     return true;
 
   // Is this an expression that is consumed by another expression?  If so,