[Bug tree-optimization/56478] [4.8 Regression] ICE: Floating point exception in tree_estimate_probability

[mpolacek at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56478



--- Comment #5 from Marek Polacek <mpolacek at gcc dot gnu.org> 2013-03-08 
14:41:20 UTC ---

Author: mpolacek

Date: Fri Mar  8 14:41:14 2013

New Revision: 196547



URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=196547

Log:

PR tree-optimization/56478

* predict.c (is_comparison_with_loop_invariant_p): Change the 

type of loop_step to tree.

(predict_loops): Adjust.

(predict_iv_comparison): Perform the computations on double_ints.



Added:

    trunk/gcc/testsuite/gcc.dg/torture/pr56478.c

Modified:

    trunk/gcc/ChangeLog

    trunk/gcc/predict.c

    trunk/gcc/testsuite/ChangeLog