[cfe-commits] r79995 - /cfe/trunk/include/clang/AST/Stmt.h

[John McCall]

Douglas Gregor wrote:
> Author: dgregor
> Date: Tue Aug 25 10:47:45 2009
> New Revision: 79995
>
> URL: http://llvm.org/viewvc/llvm-project?rev=79995&view=rev
> Log:
> Sanity checking for statement reference counts. Thanks for the suggestion, Fariborz
>
> Modified:
>     cfe/trunk/include/clang/AST/Stmt.h
>
> Modified: cfe/trunk/include/clang/AST/Stmt.h
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/AST/Stmt.h?rev=79995&r1=79994&r2=79995&view=diff
>
> ==============================================================================
> --- cfe/trunk/include/clang/AST/Stmt.h (original)
> +++ cfe/trunk/include/clang/AST/Stmt.h Tue Aug 25 10:47:45 2009
> @@ -174,6 +174,7 @@
>    
>    /// \brief Destroy the current statement and its children.
>    void Destroy(ASTContext &Ctx) { 
> +    assert(RefCount >= 0);
>      if (--RefCount == 0)
>        DoDestroy(Ctx); 
>    }
class Stmt {
  ...
  unsigned RefCount : 24;

John.