[Bug tree-optimization/89572] [7/8 Regression] ICE in dyn_cast(gimple*) / get_loop_exit_condition(loop const*)

2019-03-04 Thread rguenth at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89572

Richard Biener  changed:

   What|Removed |Added

   Priority|P3  |P2
  Known to work||9.0
Summary|[7/8/9 Regression] ICE in   |[7/8 Regression] ICE in
   |dyn_cast(gimple*) /  |gimple>(gimple*) /
   |get_loop_exit_condition(loo |get_loop_exit_condition(loo
   |p const*)   |p const*)
  Known to fail|9.0 |

--- Comment #3 from Richard Biener  ---
Fixed on trunk sofar.

[Bug tree-optimization/89572] [7/8 Regression] ICE in dyn_cast(gimple*) / get_loop_exit_condition(loop const*)

2019-03-04 Thread rguenth at gcc dot gnu.org 
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89572

--- Comment #4 from Richard Biener  ---
Author: rguenth
Date: Mon Mar  4 12:23:17 2019
New Revision: 269363

URL: https://gcc.gnu.org/viewcvs?rev=269363&root=gcc&view=rev
Log:
2019-03-04  Richard Biener  

PR middle-end/89572
* tree-scalar-evolution.c: (get_loop_exit_condition): Use
safe_dyn_cast.

* gcc.dg/torture/pr89572.c: New testcase.

Added:
trunk/gcc/testsuite/gcc.dg/torture/pr89572.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-scalar-evolution.c