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[Bug rtl-optimization/51447] [4.7 Regression] global register variable definition incorrectly removed as dead code
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 10 Sep 2013 07:52:40 +0000
- Subject: [Bug rtl-optimization/51447] [4.7 Regression] global register variable definition incorrectly removed as dead code
- Auto-submitted: auto-generated
- References: <bug-51447-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51447
--- Comment #20 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
(In reply to Matthijs Kooijman from comment #19)
> Regarding the bug description that says "4.7 regression", I have also
> observed this bug on avr-gcc 4.3.3, so it's not a regression introduced in
> 4.7.
That is just because no compilers older than 4.7.0 are supported any longer.
The [... Regression] markers only show list of still affected supported
compiler versions, if it is a regression from any of the older compilers.