Add out-of-bound memory access warning report code.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@59903 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 11 insertions, 0 deletions

diff --git a/lib/Analysis/GRExprEngineInternalChecks.cpp b/lib/Analysis/GRExprEngineInternalChecks.cpp
index b4d4cb2c56..be7282314d 100644
--- a/lib/Analysis/GRExprEngineInternalChecks.cpp
+++ b/lib/Analysis/GRExprEngineInternalChecks.cpp
@@ -322,6 +322,16 @@ public:
   }
 };
 
+class VISIBILITY_HIDDEN OutOfBoundMemoryAccess : public BuiltinBug {
+public:
+  OutOfBoundMemoryAccess() : BuiltinBug("out-of-bound memory access",
+                       "Load or store into an out-of-bound memory position.") {}
+
+  virtual void EmitBuiltinWarnings(BugReporter& BR, GRExprEngine& Eng) {
+    Emit(BR, Eng.explicit_oob_memacc_begin(), Eng.explicit_oob_memacc_end());
+  }
+};
+
 //===----------------------------------------------------------------------===//
 // __attribute__(nonnull) checking
 
@@ -392,5 +402,6 @@ void GRExprEngine::RegisterInternalChecks() {
   Register(new BadArg());
   Register(new BadMsgExprArg());
   Register(new BadReceiver());
+  Register(new OutOfBoundMemoryAccess());
   AddCheck(new CheckAttrNonNull(), Stmt::CallExprClass); 
 }