[Bug c++/64704] software crashed when using vectorizing optimization

2015-04-08 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64704 Marek Polacek changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug c++/64704] software crashed when using vectorizing optimization

2015-01-23 Thread maltsevm at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64704 --- Comment #9 from Mikhail Maltsev --- >what can i do to make the ptr aligned by 16-byte. Well, you may skip first few bytes (of course not just discard them, but process one-by-one). Fortunately, you don't need to do it manually, it can be don

[Bug c++/64704] software crashed when using vectorizing optimization

2015-01-22 Thread zhangyajie_koy at 126 dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64704 --- Comment #8 from kathy --- (In reply to Mikhail Maltsev from comment #5) > (In reply to kathy from comment #3) > > i think, form line:13082c7 to 1308348, the code is to doing something with > > align? > Yes > 13082f0: 66 41 0f 6f 0b

[Bug c++/64704] software crashed when using vectorizing optimization

2015-01-22 Thread zhangyajie_koy at 126 dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64704 --- Comment #7 from kathy --- (In reply to Mikhail Maltsev from comment #5) > (In reply to kathy from comment #3) > > i think, form line:13082c7 to 1308348, the code is to doing something with > > align? > Yes > 13082f0: 66 41 0f 6f 0b

[Bug c++/64704] software crashed when using vectorizing optimization

2015-01-22 Thread zhangyajie_koy at 126 dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64704 --- Comment #6 from kathy --- (In reply to Mikhail Maltsev from comment #5) > (In reply to kathy from comment #3) > > i think, form line:13082c7 to 1308348, the code is to doing something with > > align? > Yes > 13082f0: 66 41 0f 6f 0b

[Bug c++/64704] software crashed when using vectorizing optimization

2015-01-21 Thread maltsevm at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64704 Mikhail Maltsev changed: What|Removed |Added CC||maltsevm at gmail dot com --- Comment

[Bug c++/64704] software crashed when using vectorizing optimization

2015-01-21 Thread jakub at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64704 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #4

[Bug c++/64704] software crashed when using vectorizing optimization

2015-01-20 Thread zhangyajie_koy at 126 dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64704 --- Comment #3 from kathy --- (In reply to Andrew Pinski from comment #2) > Most likely because icmp6Ptr is not aligned to 16 bits like you say it is by > doing: >register uint16 *ptr = (uint16 *)icmp6Ptr; i am not understand the assemble co

[Bug c++/64704] software crashed when using vectorizing optimization

2015-01-20 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64704 --- Comment #2 from Andrew Pinski --- Most likely because icmp6Ptr is not aligned to 16 bits like you say it is by doing: register uint16 *ptr = (uint16 *)icmp6Ptr;

[Bug c++/64704] software crashed when using vectorizing optimization

2015-01-20 Thread zhangyajie_koy at 126 dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64704 kathy changed: What|Removed |Added Severity|normal |major --- Comment #1 from kathy --- is this a G