[Bug target/51959] [4.7 Regression] ICE in set_mem_alias_set, at emit-rtl.c:1884

2012-01-24 Thread ebotcazou at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51959

Eric Botcazou  changed:

   What|Removed |Added

 Status|NEW |ASSIGNED
 AssignedTo|unassigned at gcc dot   |ebotcazou at gcc dot
   |gnu.org |gnu.org

--- Comment #4 from Eric Botcazou  2012-01-24 
11:13:52 UTC ---
Investigating.

[Bug target/51959] [4.7 Regression] ICE in set_mem_alias_set, at emit-rtl.c:1884

2012-01-24 Thread jakub at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51959

Jakub Jelinek  changed:

   What|Removed |Added

 CC||ebotcazou at gcc dot
   ||gnu.org, jakub at gcc dot
   ||gnu.org

--- Comment #3 from Jakub Jelinek  2012-01-24 
10:49:51 UTC ---
Started with http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=182102

[Bug target/51959] [4.7 Regression] ICE in set_mem_alias_set, at emit-rtl.c:1884

2012-01-23 Thread rguenth at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51959

--- Comment #2 from Richard Guenther  2012-01-23 
12:26:05 UTC ---
Created attachment 26425
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26425
autoreduced testcase

[Bug target/51959] [4.7 Regression] ICE in set_mem_alias_set, at emit-rtl.c:1884

2012-01-23 Thread rguenth at gcc dot gnu.org 
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51959

Richard Guenther  changed:

   What|Removed |Added

 Status|UNCONFIRMED |NEW
   Last reconfirmed||2012-01-23
   Target Milestone|--- |4.7.0
 Ever Confirmed|0   |1

--- Comment #1 from Richard Guenther  2012-01-23 
10:13:34 UTC ---
Confirmed on a x86_64 x ia64 cross with -O -fstrict-aliasing.  Reducing.