[Bug middle-end/49946] Thread jumps confuse loop unrolling

[izamyatin at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49946

--- Comment #1 from Igor Zamyatin <izamyatin at gmail dot com> 2011-08-03 
15:26:57 UTC ---
Used compiler:

Target: x86_64-unknown-linux-gnu
Thread model: posix
gcc version 4.7.0 20110802 (experimental) (GCC)