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Re: [PATCH] Add a test which will fail without r201824
- From: Jan Hubicka <hubicka at ucw dot cz>
- To: Dehao Chen <dehao at google dot com>
- Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>, Jan Hubicka <hubicka at ucw dot cz>, David Li <davidxl at google dot com>
- Date: Thu, 24 Oct 2013 18:15:56 +0200
- Subject: Re: [PATCH] Add a test which will fail without r201824
- Authentication-results: sourceware.org; auth=none
- References: <CAO2gOZUa2wZNsyv-ATD+z9quOUgBU6bYaJq_8TZLCPzhJxOR6Q at mail dot gmail dot com>
> This test will fail if we don't have
> http://gcc.gnu.org/viewcvs/gcc?view=revision&revision=r201824
>
> Bootstrapped and passed regression test.
>
> OK for trunk?
This is OK. Thanks!
If they fail on FSF 4.8, I can work on backporting the patch.
it is quite self contained and safe.
Honza
>
> gcc/testsuite/ChangeLog:
> 2013-10-24 Dehao Chen <dehao@google.com>
>
> * g++.dg/opt/devirt3.C: New test.
>
> Index: gcc/testsuite/g++.dg/opt/devirt3.C
> ===================================================================
> --- gcc/testsuite/g++.dg/opt/devirt3.C (revision 0)
> +++ gcc/testsuite/g++.dg/opt/devirt3.C (revision 0)
> @@ -0,0 +1,24 @@
> +// { dg-do compile }
> +// { dg-options "-O2" }
> +
> +class ert_RefCounter {
> + protected:
> + int refCounterE;
> + virtual ~ert_RefCounter() {}
> +};
> +
> +class ebs_Object : virtual public ert_RefCounter {
> +};
> +
> +class dpr_App : public ebs_Object {
> + public:
> + virtual void run();
> +};
> +
> +class dpr_Job : public ebs_Object {};
> +
> +void dpr_run(ebs_Object& objectA) {
> + ((dpr_App&)objectA).run();
> + dpr_Job jobL;
> + dpr_run(jobL);
> +}