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[Bug rtl-optimization/21402] wrong-code with inlining and type-punned pointer
- From: "schlie at comcast dot net" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 21 May 2005 22:28:55 -0000
- Subject: [Bug rtl-optimization/21402] wrong-code with inlining and type-punned pointer
- References: <20050505153523.21402.gcc@arbruijn.dds.nl>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From schlie at comcast dot net 2005-05-21 22:28 -------
(In reply to comment #6)
> Subject: Re: wrong-code with inlining and type-punned pointer
>
> Sorry, I don't see that implication. However, GCC already has a
> switch for tuning off such comparison.
- Then what is the purpose of the this portion of the standard, if
not to clarify the intent that lvalues which only differ in signness
or otherwise compatible qualifications may validly alias each other?
(this is an honest question, I'm not trying to be difficult)
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21402