[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-30 Thread manu at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 --- Comment #15 from Manuel López-Ibáñez --- (In reply to Joost VandeVondele from comment #14) > (In reply to Manuel López-Ibáñez from comment #13) > > Will -fsanitize=undefined catch these? If so, perhaps the message shown > > before reporting a

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-29 Thread Joost.VandeVondele at mat dot ethz.ch
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 --- Comment #14 from Joost VandeVondele --- (In reply to Manuel López-Ibáñez from comment #13) > Will -fsanitize=undefined catch these? If so, perhaps the message shown > before reporting a bug should mention trying this first. I guess -fsanitiz

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-29 Thread manu at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 Manuel López-Ibáñez changed: What|Removed |Added CC||manu at gcc dot gnu.org --- Comment

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-29 Thread astra at ionic dot at
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 David Kaufmann changed: What|Removed |Added Resolution|WORKSFORME |INVALID

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-29 Thread jakub at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #12

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-28 Thread astra at ionic dot at
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 David Kaufmann changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-28 Thread Joost.VandeVondele at mat dot ethz.ch
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 --- Comment #10 from Joost VandeVondele --- (In reply to David Kaufmann from comment #9) > (In reply to Joost VandeVondele from comment #7) > > (In reply to David Kaufmann from comment #5) > > > Created attachment 31320 [details] > > > preprocess

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-28 Thread astra at ionic dot at
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 --- Comment #9 from David Kaufmann --- (In reply to Joost VandeVondele from comment #7) > (In reply to David Kaufmann from comment #5) > > Created attachment 31320 [details] > > preprocessor output > > the buggy function is on line 18136, but it d

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-28 Thread astra at ionic dot at
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 --- Comment #8 from David Kaufmann --- Created attachment 31323 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31323&action=edit gdb "backtrace full" when segfaulting backtrace from gdb when opening xfig with provided testcase.

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-28 Thread Joost.VandeVondele at mat dot ethz.ch
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 Joost VandeVondele changed: What|Removed |Added CC||Joost.VandeVondele at mat dot ethz

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-28 Thread astra at ionic dot at
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 --- Comment #6 from David Kaufmann --- (In reply to Richard Biener from comment #4) > Please attach a testcase or at least preprocessed source of w_drawprim.c. a testcase is the first attachment to this bug with either xfig version 3.2.5b or 3.2.5

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-28 Thread astra at ionic dot at
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 --- Comment #5 from David Kaufmann --- Created attachment 31320 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=31320&action=edit preprocessor output i hope this is the proper preprocessed source, i generated it with the "-E" parameter. the

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-28 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-27 Thread astra at ionic dot at
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 --- Comment #3 from David Kaufmann --- (In reply to Andrew Pinski from comment #2) > (In reply to Andrew Pinski from comment #1) > > What is the size of fl ? > > What I mean are you going past the bounds of the array fl? yes, i am, but if the co

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-27 Thread pinskia at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 --- Comment #2 from Andrew Pinski --- (In reply to Andrew Pinski from comment #1) > What is the size of fl ? What I mean are you going past the bounds of the array fl?

[Bug regression/59320] ftree-vrp breaks simple loops

2013-11-27 Thread pinskia at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59320 --- Comment #1 from Andrew Pinski --- What is the size of fl ?