[Bug rtl-optimization/61942] loop-iv.c:2272 signed integer overflow

2014-09-28 Thread trippels at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61942 Markus Trippelsdorf changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug rtl-optimization/61942] loop-iv.c:2272 signed integer overflow

2014-09-07 Thread zeccav at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61942 --- Comment #4 from Vittorio Zecca --- If you cannot reproduce the issue, not even with options -funroll-loops -O3, I believe this bug should be closed. I'll look again at it with the new release. I prefer not to work with trunk.

[Bug rtl-optimization/61942] loop-iv.c:2272 signed integer overflow

2014-09-06 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61942 --- Comment #3 from Marek Polacek --- I tried trunk again and still nothing, so maybe only 4.9 is affected. But both 4.9/trunk contain the "nmax = INTVAL (mmax) - INTVAL (mmin);" line...

[Bug rtl-optimization/61942] loop-iv.c:2272 signed integer overflow

2014-09-05 Thread zeccav at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61942 --- Comment #2 from Vittorio Zecca --- This is what I get on x86-64 with a sanitized version of gcc: ~/local/gcc-4.9.1-sanitized/bin/gcc -S gccerr12.c -funroll-loops -O3 ../../gcc-4.9.1/gcc/loop-iv.c:2272:24: runtime error: signed integer overf

[Bug rtl-optimization/61942] loop-iv.c:2272 signed integer overflow

2014-09-04 Thread mpolacek at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61942 --- Comment #1 from Marek Polacek --- I can't reproduce this one.