[Bug target/84172] option "-O3" create slower code

2018-02-05 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84172 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/84172] option "-O3" create slower code

2018-02-01 Thread aotto1...@t-online.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84172 --- Comment #9 from Andreas Otto --- after morning "boot" it seems OK… BUT the bug come back → star without "-g" option #:~/test> make test for t in test.0 test.1 test.2 test.3; do ./$t; done ./test.0 → T1 =

[Bug target/84172] option "-O3" create slower code

2018-02-01 Thread glisse at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84172 Marc Glisse changed: What|Removed |Added Known to work||7.2.0 Known to fail|

[Bug target/84172] option "-O3" create slower code

2018-02-01 Thread aotto1...@t-online.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84172 --- Comment #7 from Andreas Otto --- Created attachment 43321 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43321=edit cat /proc/cpuinfo

[Bug target/84172] option "-O3" create slower code

2018-02-01 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84172 --- Comment #6 from Andrew Pinski --- Can you also send the output of: cat /proc/cpuinfo ?

[Bug target/84172] option "-O3" create slower code

2018-02-01 Thread aotto1...@t-online.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84172 --- Comment #5 from Andreas Otto --- Created attachment 43320 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43320=edit output of command you requested… gcc-5 -march=native -mtune=native -g -static -O3 -o test.3

[Bug target/84172] option "-O3" create slower code

2018-02-01 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84172 --- Comment #4 from Andrew Pinski --- (In reply to Andreas Otto from comment #3) > send me the command that I should run… I did: (In reply to Andrew Pinski from comment #2) > gcc-5 -march=native -mtune=native -g -static -O3 -o test.3 main.c -v

[Bug target/84172] option "-O3" create slower code

2018-02-01 Thread aotto1...@t-online.de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84172 --- Comment #3 from Andreas Otto --- send me the command that I should run…

[Bug target/84172] option "-O3" create slower code

2018-02-01 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84172 Andrew Pinski changed: What|Removed |Added Target||x86_64-suse-linux Component|c