[Bug middle-end/85633] reorders function ignoring fpu exception state

2018-05-04 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85633 Richard Biener changed: What|Removed |Added Target||x86_64-*-*, i?86-*-* Status

[Bug middle-end/85633] reorders function ignoring fpu exception state

2018-05-03 Thread jtaylor.debian at googlemail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85633 --- Comment #4 from Julian Taylor --- Oh that is unfortunate. I guess one has to inject the dependency in the fpu checking function as an argument then.

[Bug middle-end/85633] reorders function ignoring fpu exception state

2018-05-03 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85633 --- Comment #3 from Andrew Pinski --- See PR 38960 for why I said this is not a regression.

[Bug middle-end/85633] reorders function ignoring fpu exception state

2018-05-03 Thread jtaylor.debian at googlemail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85633 --- Comment #2 from Julian Taylor --- changing the fpu state does not count as a side effect? This doesn't seem plausible, this type of code is one the reasons the fpu exception state exists. There is a lot of code written with this in mind which

[Bug middle-end/85633] reorders function ignoring fpu exception state

2018-05-03 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85633 Andrew Pinski changed: What|Removed |Added Component|c |middle-end Summary|[8 Regress