[Bug c/53153] [4.8 Regression] ice in tree_low_cst, at tree.c:6569

2012-04-30 Thread steven at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53153 Steven Bosscher steven at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED

[Bug c/53153] [4.8 Regression] ice in tree_low_cst, at tree.c:6569

2012-04-30 Thread steven at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53153 --- Comment #3 from Steven Bosscher steven at gcc dot gnu.org 2012-04-30 17:11:15 UTC --- This is the early forwprop eliminating the promotion cast from char to int. I don't think this is a valid transformation.

[Bug c/53153] [4.8 Regression] ice in tree_low_cst, at tree.c:6569

2012-04-30 Thread steven at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53153 --- Comment #4 from Steven Bosscher steven at gcc dot gnu.org 2012-04-30 21:43:33 UTC --- Created attachment 27272 -- http://gcc.gnu.org/bugzilla/attachment.cgi?id=27272 Eliminate unreachable case labels This is basically what the code in

[Bug c/53153] [4.8 Regression] ice in tree_low_cst, at tree.c:6569

2012-04-28 Thread hjl.tools at gmail dot com
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53153 H.J. Lu hjl.tools at gmail dot com changed: What|Removed |Added Status|UNCONFIRMED |NEW Last