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* [Bug tree-optimization/106722] bogus uninit warning in tree-vect-loop-manip.cc [not found] <bug-106722-4@http.gcc.gnu.org/bugzilla/> @ 2022-09-09 12:32 ` cvs-commit at gcc dot gnu.org 2022-10-17 12:32 ` rguenth at gcc dot gnu.org ` (2 subsequent siblings) 3 siblings, 0 replies; 4+ messages in thread From: cvs-commit at gcc dot gnu.org @ 2022-09-09 12:32 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106722 --- Comment #7 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>: https://gcc.gnu.org/g:a8b0b13da7379feb31950a9d2ad74b98a29c547f commit r13-2560-ga8b0b13da7379feb31950a9d2ad74b98a29c547f Author: Richard Biener <rguenther@suse.de> Date: Fri Sep 9 12:06:38 2022 +0200 tree-optimization/106722 - avoid invalid pointer association in predcom When predictive commoning builds a reference for iteration N it prematurely associates a constant offset into the MEM_REF offset operand which can be invalid if the base pointer then points outside of an object which alias-analysis does not consider valid. PR tree-optimization/106722 * tree-predcom.cc (ref_at_iteration): Do not associate the constant part of the offset into the MEM_REF offset operand, across a non-zero offset. * gcc.dg/torture/pr106892.c: New testcase. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/106722] bogus uninit warning in tree-vect-loop-manip.cc [not found] <bug-106722-4@http.gcc.gnu.org/bugzilla/> 2022-09-09 12:32 ` [Bug tree-optimization/106722] bogus uninit warning in tree-vect-loop-manip.cc cvs-commit at gcc dot gnu.org @ 2022-10-17 12:32 ` rguenth at gcc dot gnu.org 2023-02-13 7:27 ` cvs-commit at gcc dot gnu.org 2023-12-06 10:45 ` rguenth at gcc dot gnu.org 3 siblings, 0 replies; 4+ messages in thread From: rguenth at gcc dot gnu.org @ 2022-10-17 12:32 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106722 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |rguenth at gcc dot gnu.org Status|ASSIGNED |NEW Assignee|rguenth at gcc dot gnu.org |unassigned at gcc dot gnu.org ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/106722] bogus uninit warning in tree-vect-loop-manip.cc [not found] <bug-106722-4@http.gcc.gnu.org/bugzilla/> 2022-09-09 12:32 ` [Bug tree-optimization/106722] bogus uninit warning in tree-vect-loop-manip.cc cvs-commit at gcc dot gnu.org 2022-10-17 12:32 ` rguenth at gcc dot gnu.org @ 2023-02-13 7:27 ` cvs-commit at gcc dot gnu.org 2023-12-06 10:45 ` rguenth at gcc dot gnu.org 3 siblings, 0 replies; 4+ messages in thread From: cvs-commit at gcc dot gnu.org @ 2023-02-13 7:27 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106722 --- Comment #8 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>: https://gcc.gnu.org/g:338739645b8e5bf34636d8d4829d7650001ad08c commit r13-5958-g338739645b8e5bf34636d8d4829d7650001ad08c Author: Richard Biener <rguenther@suse.de> Date: Fri Feb 10 10:28:29 2023 +0100 tree-optimization/106722 - fix CD-DCE edge marking The following fixes a latent issue when we mark control edges but end up with marking a block with no stmts necessary. In this case we fail to mark dependent control edges of that block. PR tree-optimization/106722 * tree-ssa-dce.cc (mark_last_stmt_necessary): Return whether we marked a stmt. (mark_control_dependent_edges_necessary): When mark_last_stmt_necessary didn't mark any stmt make sure to mark its control dependent edges. (propagate_necessity): Likewise. * gcc.dg/torture/pr108737.c: New testcase. ^ permalink raw reply [flat|nested] 4+ messages in thread
* [Bug tree-optimization/106722] bogus uninit warning in tree-vect-loop-manip.cc [not found] <bug-106722-4@http.gcc.gnu.org/bugzilla/> ` (2 preceding siblings ...) 2023-02-13 7:27 ` cvs-commit at gcc dot gnu.org @ 2023-12-06 10:45 ` rguenth at gcc dot gnu.org 3 siblings, 0 replies; 4+ messages in thread From: rguenth at gcc dot gnu.org @ 2023-12-06 10:45 UTC (permalink / raw) To: gcc-bugs https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106722 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |RESOLVED Resolution|--- |FIXED --- Comment #9 from Richard Biener <rguenth at gcc dot gnu.org> --- I think this is fixed now, the preprocessed source isn't accepted for me anymore on trunk. ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2023-12-06 10:45 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- [not found] <bug-106722-4@http.gcc.gnu.org/bugzilla/> 2022-09-09 12:32 ` [Bug tree-optimization/106722] bogus uninit warning in tree-vect-loop-manip.cc cvs-commit at gcc dot gnu.org 2022-10-17 12:32 ` rguenth at gcc dot gnu.org 2023-02-13 7:27 ` cvs-commit at gcc dot gnu.org 2023-12-06 10:45 ` rguenth at gcc dot gnu.org
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