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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org> To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/96133] [10/11 Regression] x86-64 gcc 10.1 using -O3 leads to wrong calculation since r10-1882-g831e688af50c5f77 Date: Thu, 09 Jul 2020 12:13:06 +0000 [thread overview] Message-ID: <bug-96133-4-iffOCd36he@http.gcc.gnu.org/bugzilla/> (raw) In-Reply-To: <bug-96133-4@http.gcc.gnu.org/bugzilla/> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=96133 Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED Assignee|unassigned at gcc dot gnu.org |rguenth at gcc dot gnu.org --- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- Value numbering stmt = vect__68.15_89 = MEM <vector(2) double> [(double *)vectp_xyz_sRGB.12_85]; RHS MEM <vector(2) double> [(double *)vectp_xyz_sRGB.12_85] simplified to { 1.4308039999999999647428694515838287770748138427734375e-1, 0.0 } Setting value number of vect__68.15_89 to { 1.4308039999999999647428694515838287770748138427734375e-1, 0.0 } (changed) I guess we might be confused by the read crossing CTORs.
next prev parent reply other threads:[~2020-07-09 12:13 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-07-09 11:38 [Bug c++/96133] New: x86-64 gcc 10.1 using -O3 leads to wrong calculation heckflosse67 at gmx dot de 2020-07-09 12:01 ` [Bug c++/96133] [10/11 Regression] x86-64 gcc 10.1 using -O3 leads to wrong calculation since r10-1882-g831e688af50c5f77 marxin at gcc dot gnu.org 2020-07-09 12:06 ` rguenth at gcc dot gnu.org 2020-07-09 12:06 ` [Bug tree-optimization/96133] " rguenth at gcc dot gnu.org 2020-07-09 12:13 ` rguenth at gcc dot gnu.org [this message] 2020-07-09 12:18 ` rguenth at gcc dot gnu.org 2020-07-09 17:54 ` cvs-commit at gcc dot gnu.org 2020-07-09 17:55 ` rguenth at gcc dot gnu.org 2020-07-09 19:33 ` heckflosse67 at gmx dot de 2020-07-10 7:30 ` rguenth at gcc dot gnu.org 2020-07-10 8:53 ` cvs-commit at gcc dot gnu.org 2020-07-10 10:38 ` [Bug tree-optimization/96133] [10 " cvs-commit at gcc dot gnu.org 2020-07-10 10:38 ` rguenth at gcc dot gnu.org 2020-07-10 11:36 ` heckflosse67 at gmx dot de
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