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[Bug tree-optimization/30911] VRP fails to eliminate range checks in Ada code
- From: "charlet at adacore dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 24 Feb 2007 10:12:18 -0000
- Subject: [Bug tree-optimization/30911] VRP fails to eliminate range checks in Ada code
- References: <bug-30911-13647@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #33 from charlet at adacore dot com 2007-02-24 10:12 -------
Subject: Re: VRP fails to eliminate range checks in Ada code
> I guess that nearly all range checks are eliminated and without bootstrapping
> we have a disconnect between the redundant checks in the rts and the
> testcases. If it happens that the non-bootstrapped rts is built by the
> host compiler(?).
No, that never happens. The rts is always built with the latest (stage3)
compiler. Otherwise it would not even begin to work fro cross compilers.
Arno
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30911