[Bug tree-optimization/59757] Unexpected VN_TOP in SSCVN

2014-01-20 Thread joey.ye at arm dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59757 Joey Ye changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/59757] Unexpected VN_TOP in SSCVN

2014-01-13 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59757 --- Comment #7 from Richard Biener --- That is, Index: gcc/tree-ssa-sccvn.c === --- gcc/tree-ssa-sccvn.c(revision 206576) +++ gcc/tree-ssa-sccvn.c(working copy) @@ -3

[Bug tree-optimization/59757] Unexpected VN_TOP in SSCVN

2014-01-13 Thread rguenther at suse dot de
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59757 --- Comment #6 from rguenther at suse dot de --- On Mon, 13 Jan 2014, joey.ye at arm dot com wrote: > http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59757 > > --- Comment #5 from Joey Ye --- > Here are some debug and log that might help to investi

[Bug tree-optimization/59757] Unexpected VN_TOP in SSCVN

2014-01-13 Thread joey.ye at arm dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59757 --- Comment #5 from Joey Ye --- Here are some debug and log that might help to investigate. Following one is suspecious to me, .MEM_18 is said to be defined a stmt that doesn't look like it should do (gdb) call debug_tree((*cfun->gimple_df->ssa_n

[Bug tree-optimization/59757] Unexpected VN_TOP in SSCVN

2014-01-13 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59757 --- Comment #4 from Richard Biener --- (In reply to Eric Botcazou from comment #3) > > Cannot reproduce with cross from x86_64-linux (as you said ...). So it's > > not > > easy to help here. > > Try from i586-linux with gcc/g++ -m32. Doesn't h

[Bug tree-optimization/59757] Unexpected VN_TOP in SSCVN

2014-01-10 Thread ebotcazou at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59757 Eric Botcazou changed: What|Removed |Added CC||ebotcazou at gcc dot gnu.org --- Comment

[Bug tree-optimization/59757] Unexpected VN_TOP in SSCVN

2014-01-10 Thread rguenth at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59757 Richard Biener changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Comment #

[Bug tree-optimization/59757] Unexpected VN_TOP in SSCVN

2014-01-10 Thread joey.ye at arm dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59757 --- Comment #1 from Joey Ye --- foo.c: In function 'univision_ug2828gfeff01_init': foo.c:119:1: internal compiler error: tree check: expected ssa_name, have var_de cl in vn_reference_compute_hash, at tree-ssa-sccvn.c:631 univision_ug2828gfeff01_i