[PATCH] D26373: [analyzer] Provide Contains() on ImmutableMap program state partial trait.

[Dominic Chen via cfe-commits]

ddcc created this revision.
ddcc added reviewers: zaks.anna, dcoughlin.
ddcc added a subscriber: cfe-commits.

https://reviews.llvm.org/D26373

Files:
  include/clang/StaticAnalyzer/Core/PathSensitive/ProgramStateTrait.h


Index: include/clang/StaticAnalyzer/Core/PathSensitive/ProgramStateTrait.h
===================================================================
--- include/clang/StaticAnalyzer/Core/PathSensitive/ProgramStateTrait.h
+++ include/clang/StaticAnalyzer/Core/PathSensitive/ProgramStateTrait.h
@@ -8,7 +8,7 @@
 //===----------------------------------------------------------------------===//
 //
 //  This file defines partial implementations of template specializations of
-//  the class ProgramStateTrait<>.  ProgramStateTrait<> is used by ProgramState 
+//  the class ProgramStateTrait<>.  ProgramStateTrait<> is used by ProgramState
 //  to implement set/get methods for manipulating a ProgramState's
 //  generic data map.
 //
@@ -81,6 +81,10 @@
       return F.remove(B, K);
     }
 
+    static bool Contains(data_type B, key_type K) {
+      return B.contains(K);
+    }
+
     static inline context_type MakeContext(void *p) {
       return *((typename data_type::Factory*) p);
     }
@@ -185,7 +189,7 @@
     }
   };
 
-  
+
   // Partial specialization for bool.
   template <> struct ProgramStatePartialTrait<bool> {
     typedef bool data_type;
@@ -198,7 +202,7 @@
       return (void*) (uintptr_t) d;
     }
   };
-  
+
   // Partial specialization for unsigned.
   template <> struct ProgramStatePartialTrait<unsigned> {
     typedef unsigned data_type;


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