public inbox for gcc-bugs@sourceware.org help / color / mirror / Atom feed
* [Bug tree-optimization/55054] New: -Wuninitialized warning in tree-ssa-loop-ivcanon.c @ 2012-10-24 13:25 mpolacek at gcc dot gnu.org 2012-10-24 13:27 ` [Bug tree-optimization/55054] " mpolacek at gcc dot gnu.org ` (3 more replies) 0 siblings, 4 replies; 5+ messages in thread From: mpolacek at gcc dot gnu.org @ 2012-10-24 13:25 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55054 Bug #: 55054 Summary: -Wuninitialized warning in tree-ssa-loop-ivcanon.c Classification: Unclassified Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization AssignedTo: unassigned@gcc.gnu.org ReportedBy: mpolacek@gcc.gnu.org Building gcc on x86_64 with gcc (GCC) 4.6.3 20120306 (Red Hat 4.6.3-2) says: /home/marek/src/gcc/gcc/tree-ssa-loop-ivcanon.c: In function ‘bool canonicalize_loop_induction_variables(loop*, bool, unroll_level, bool, bool*, bitmap)’: /home/marek/src/gcc/gcc/tree-ssa-loop-ivcanon.c:518:46: warning: ‘n_unroll’ may be used uninitialized in this function [-Wuninitialized] /home/marek/src/gcc/gcc/tree-ssa-loop-ivcanon.c:404:26: note: ‘n_unroll’ was declared here Just setting n_unroll to 0 is enough. ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/55054] -Wuninitialized warning in tree-ssa-loop-ivcanon.c 2012-10-24 13:25 [Bug tree-optimization/55054] New: -Wuninitialized warning in tree-ssa-loop-ivcanon.c mpolacek at gcc dot gnu.org @ 2012-10-24 13:27 ` mpolacek at gcc dot gnu.org 2012-10-24 14:14 ` rguenth at gcc dot gnu.org ` (2 subsequent siblings) 3 siblings, 0 replies; 5+ messages in thread From: mpolacek at gcc dot gnu.org @ 2012-10-24 13:27 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55054 Marek Polacek <mpolacek at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- AssignedTo|unassigned at gcc dot |mpolacek at gcc dot gnu.org |gnu.org | --- Comment #1 from Marek Polacek <mpolacek at gcc dot gnu.org> 2012-10-24 13:26:38 UTC --- I have a patch that passed bootstrapping/testing. ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/55054] -Wuninitialized warning in tree-ssa-loop-ivcanon.c 2012-10-24 13:25 [Bug tree-optimization/55054] New: -Wuninitialized warning in tree-ssa-loop-ivcanon.c mpolacek at gcc dot gnu.org 2012-10-24 13:27 ` [Bug tree-optimization/55054] " mpolacek at gcc dot gnu.org @ 2012-10-24 14:14 ` rguenth at gcc dot gnu.org 2012-10-24 14:52 ` mpolacek at gcc dot gnu.org 2012-10-25 7:39 ` mpolacek at gcc dot gnu.org 3 siblings, 0 replies; 5+ messages in thread From: rguenth at gcc dot gnu.org @ 2012-10-24 14:14 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55054 --- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> 2012-10-24 14:14:35 UTC --- Building with the host compiler? We generally don't fix warnings if they are not really bugs for the host compiler ... ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/55054] -Wuninitialized warning in tree-ssa-loop-ivcanon.c 2012-10-24 13:25 [Bug tree-optimization/55054] New: -Wuninitialized warning in tree-ssa-loop-ivcanon.c mpolacek at gcc dot gnu.org 2012-10-24 13:27 ` [Bug tree-optimization/55054] " mpolacek at gcc dot gnu.org 2012-10-24 14:14 ` rguenth at gcc dot gnu.org @ 2012-10-24 14:52 ` mpolacek at gcc dot gnu.org 2012-10-25 7:39 ` mpolacek at gcc dot gnu.org 3 siblings, 0 replies; 5+ messages in thread From: mpolacek at gcc dot gnu.org @ 2012-10-24 14:52 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55054 --- Comment #3 from Marek Polacek <mpolacek at gcc dot gnu.org> 2012-10-24 14:52:04 UTC --- Ok, sorry. Then we should probably close this one as INVALID... ^ permalink raw reply [flat|nested] 5+ messages in thread
* [Bug tree-optimization/55054] -Wuninitialized warning in tree-ssa-loop-ivcanon.c 2012-10-24 13:25 [Bug tree-optimization/55054] New: -Wuninitialized warning in tree-ssa-loop-ivcanon.c mpolacek at gcc dot gnu.org ` (2 preceding siblings ...) 2012-10-24 14:52 ` mpolacek at gcc dot gnu.org @ 2012-10-25 7:39 ` mpolacek at gcc dot gnu.org 3 siblings, 0 replies; 5+ messages in thread From: mpolacek at gcc dot gnu.org @ 2012-10-25 7:39 UTC (permalink / raw) To: gcc-bugs http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55054 Marek Polacek <mpolacek at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |RESOLVED Resolution| |INVALID --- Comment #4 from Marek Polacek <mpolacek at gcc dot gnu.org> 2012-10-25 07:39:19 UTC --- Closing. ^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2012-10-25 7:39 UTC | newest] Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2012-10-24 13:25 [Bug tree-optimization/55054] New: -Wuninitialized warning in tree-ssa-loop-ivcanon.c mpolacek at gcc dot gnu.org 2012-10-24 13:27 ` [Bug tree-optimization/55054] " mpolacek at gcc dot gnu.org 2012-10-24 14:14 ` rguenth at gcc dot gnu.org 2012-10-24 14:52 ` mpolacek at gcc dot gnu.org 2012-10-25 7:39 ` mpolacek at gcc dot gnu.org
This is a public inbox, see mirroring instructions for how to clone and mirror all data and code used for this inbox; as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).