[Bug tree-optimization/53070] ICE: in execute_cse_reciprocals, at tree-ssa-math-opts.c:513 with -O -ffast-math -ftree-loop-if-convert -fno-tree-loop-im

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53070

--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2012-04-23 
12:47:09 UTC ---
Author: rguenth
Date: Mon Apr 23 12:47:02 2012
New Revision: 186704

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186704
Log:
2012-04-23  Richard Guenther  <rguent...@suse.de>

    PR tree-optimization/53070
    * tree-if-conv.c (combine_blocks): Free predicates in all blocks.
    (main_tree_if_conversion): Verify we succeeded in that.

    * gcc.dg/torture/pr53070.c: New testcase.

Added:
    trunk/gcc/testsuite/gcc.dg/torture/pr53070.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-if-conv.c