http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54332
--- Comment #14 from H.J. Lu <hjl.tools at gmail dot com> 2012-08-21 17:41:10 UTC --- It failed even with diff --git a/gcc/tree-ssa-loop.c b/gcc/tree-ssa-loop.c index 3d650bf..30ac4b5 100644 --- a/gcc/tree-ssa-loop.c +++ b/gcc/tree-ssa-loop.c @@ -149,7 +149,7 @@ tree_ssa_loop_unswitch (void) static bool gate_tree_ssa_loop_unswitch (void) { - return flag_unswitch_loops != 0; + return false; } struct gimple_opt_pass pass_tree_unswitch =