[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 joey.ye at arm dot com changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED

[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 rguenth at gcc dot gnu.org --- (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

[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 joey.ye at arm dot com --- 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

[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 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 joey.ye at arm dot com --- Here are

[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 rguenth at gcc dot gnu.org --- That is, Index: gcc/tree-ssa-sccvn.c === --- gcc/tree-ssa-sccvn.c(revision 206576) +++ gcc/tree-ssa-sccvn.c

[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 joey.ye at arm dot com --- 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

[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 rguenth at gcc dot gnu.org changed: What|Removed |Added CC||rguenth at gcc

[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 ebotcazou at gcc dot gnu.org changed: What|Removed |Added CC||ebotcazou at