[Bug c/86420] [9 regression] nextafter(0x1p-1022,0) is constant folded

2018-10-31 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86420 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c/86420] [9 regression] nextafter(0x1p-1022,0) is constant folded

2018-10-31 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86420 Richard Biener changed: What|Removed |Added Target Milestone|--- |9.0

[Bug c/86420] [9 regression] nextafter(0x1p-1022,0) is constant folded

2018-07-17 Thread nsz at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86420 --- Comment #5 from nsz at gcc dot gnu.org --- this fixed the glibc test failures for me. (-ftrapping-math does not affect the const folding of arithmetics, i guess for library functions it does, it would be less confusing if that was

[Bug c/86420] [9 regression] nextafter(0x1p-1022,0) is constant folded

2018-07-09 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86420 --- Comment #4 from Jakub Jelinek --- Author: jakub Date: Mon Jul 9 10:56:47 2018 New Revision: 262517 URL: https://gcc.gnu.org/viewcvs?rev=262517=gcc=rev Log: PR c/86420 * real.c (real_nextafter): Return true if result is

[Bug c/86420] [9 regression] nextafter(0x1p-1022,0) is constant folded

2018-07-06 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86420 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c/86420] [9 regression] nextafter(0x1p-1022,0) is constant folded

2018-07-06 Thread amonakov at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86420 Alexander Monakov changed: What|Removed |Added CC||amonakov at gcc dot gnu.org,

[Bug c/86420] [9 regression] nextafter(0x1p-1022,0) is constant folded

2018-07-06 Thread glisse at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86420 --- Comment #1 from Marc Glisse --- (In reply to nsz from comment #0) > gcc has no flag to say 'floating-point exceptions matter' (like > -frounding-math for non-default rounding mode) There is -ftrapping-math (on by default), although its