[Bug target/50176] [4.7 Regression] 4.7 generates spill-fill dealing with char->int conversion

[izamyatin at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50176

--- Comment #2 from Igor Zamyatin <izamyatin at gmail dot com> 2011-08-25 
13:17:36 UTC ---
For gcc with 
Target: x86_64-unknown-linux-gnu
Configured with: ../configure --disable-bootstrap --enable-languages=c,c++
--prefix=/export/users/izamyati/gcc_4_6_2_prefix/
Thread model: posix
gcc version 4.6.2 20110825 (prerelease) (GCC)

everything is fine, no that spill-fill generated