[Bug c++/70925] Vectorized loop segfaults: read exceeds vector boundary

2016-05-04 Thread gentryx at gmx dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70925 Andreas Schaefer changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c++/70925] Vectorized loop segfaults: read exceeds vector boundary

2016-05-03 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70925 --- Comment #6 from Markus Trippelsdorf --- Quote from http://gcc.gnu.org/bugs/: »Before reporting that GCC compiles your code incorrectly, compile it with gcc -Wall -Wextra and see whether this shows anything wrong with your code. Similarly, if

[Bug c++/70925] Vectorized loop segfaults: read exceeds vector boundary

2016-05-03 Thread gentryx at gmx dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70925 --- Comment #5 from Andreas Schaefer --- @Markus Trippelsdorf interesting, let me check the code once again. Which tool did you use for this analysis?

[Bug c++/70925] Vectorized loop segfaults: read exceeds vector boundary

2016-05-03 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70925 Markus Trippelsdorf changed: What|Removed |Added CC||trippels at gcc dot gnu.org --- Co

[Bug c++/70925] Vectorized loop segfaults: read exceeds vector boundary

2016-05-03 Thread gentryx at gmx dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70925 --- Comment #3 from Andreas Schaefer --- Output of -v below: gentryx@neuromancer ~ $ LANG=en g++-5.3.0 test_lfa_lgd.ii -v -o test -O3 -march=native -fno-strict-aliasing -fwrapv -std=c++11 && ./test Using built-in specs. COLLECT_GCC=/usr/bin/g++-

[Bug c++/70925] Vectorized loop segfaults: read exceeds vector boundary

2016-05-03 Thread rguenth at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70925 --- Comment #2 from Richard Biener --- Please show the output when you append -v to the command-line (to tell us what -march=native expands to for you)

[Bug c++/70925] Vectorized loop segfaults: read exceeds vector boundary

2016-05-03 Thread gentryx at gmx dot de
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70925 Andreas Schaefer changed: What|Removed |Added CC||gentryx at gmx dot de --- Comment #1