r190447 - Fix ICE in consumed analysis when CFG is null.

[Matt Beaumont-Gay]

Test case?

On Tue, Sep 10, 2013 at 4:10 PM, DeLesley Hutchins <delesley at google.com> wrote:
> Author: delesley
> Date: Tue Sep 10 18:10:10 2013
> New Revision: 190447
>
> URL: http://llvm.org/viewvc/llvm-project?rev=190447&view=rev
> Log:
> Fix ICE in consumed analysis when CFG is null.
>
> Modified:
>     cfe/trunk/lib/Analysis/Consumed.cpp
>
> Modified: cfe/trunk/lib/Analysis/Consumed.cpp
> URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Analysis/Consumed.cpp?rev=190447&r1=190446&r2=190447&view=diff
> ==============================================================================
> --- cfe/trunk/lib/Analysis/Consumed.cpp (original)
> +++ cfe/trunk/lib/Analysis/Consumed.cpp Tue Sep 10 18:10:10 2013
> @@ -1103,12 +1103,16 @@ bool ConsumedAnalyzer::splitState(const
>
>  void ConsumedAnalyzer::run(AnalysisDeclContext &AC) {
>    const FunctionDecl *D = dyn_cast_or_null<FunctionDecl>(AC.getDecl());
> +  if (!D)
> +    return;
>
> -  if (!D) return;
> +  CFG *CFGraph = AC.getCFG();
> +  if (!CFGraph)
> +    return;
>
>    determineExpectedReturnState(AC, D);
>
> -  BlockInfo = ConsumedBlockInfo(AC.getCFG());
> +  BlockInfo = ConsumedBlockInfo(CFGraph);
>
>    PostOrderCFGView *SortedGraph = AC.getAnalysis<PostOrderCFGView>();
>
>
>
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