[Bug tree-optimization/14541] [tree-ssa] built-in math functions are not fully optimized at tree level

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=14541

--- Comment #18 from Richard Biener <rguenth at gcc dot gnu.org> ---
Author: rguenth
Date: Wed Dec  3 11:55:14 2014
New Revision: 218308

URL: https://gcc.gnu.org/viewcvs?rev=218308&root=gcc&view=rev
Log:
2014-12-03  Richard Biener  <rguenther@suse.de>

    PR middle-end/14541
    * builtins.c (fold_builtin_logarithm): Implement simplifications ...
    * match.pd: ... here as patterns.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/builtins.c
    trunk/gcc/match.pd