This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug tree-optimization/79302] ICE in add_loop_constraints, at graphite-sese-to-poly.c:933 building 445.gobmk
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 31 Jan 2017 12:45:55 +0000
- Subject: [Bug tree-optimization/79302] ICE in add_loop_constraints, at graphite-sese-to-poly.c:933 building 445.gobmk
- Auto-submitted: auto-generated
- References: <bug-79302-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79302
--- Comment #2 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 40635
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40635&action=edit
autoreduced testcase
This one is probably because the region has an entry loop-header -> loop-block
and an exit loop-latch -> loop-header. So its a loop without its header.
I suppose a backedge as region exit isn't very well handled...