Add a new config knob for gcc: usage of SJLJ to handle exceptions.
This is needed for some architectures to compile the Java frontend (eg. ARM with uClibc).

/trunk/config/cc/gcc.in | 41 39 2 0 +++++++++++++++++++++++++++++++++++++++--
/trunk/scripts/build/cc_gcc.sh | 8 5 3 0 +++++---
2 files changed, 44 insertions(+), 5 deletions(-)

 --- gcc-4.0.0/libstdc++-v3/include/c_std/std_cstdio.h-orig	2005-04-29 00:08:41.000000000 -0500

 +++ gcc-4.0.0/libstdc++-v3/include/c_std/std_cstdio.h	2005-04-29 00:08:45.000000000 -0500

 @@ -142,7 +142,7 @@

    using ::vsprintf;

  }

 -#if _GLIBCXX_USE_C99

 +#if _GLIBCXX_USE_C99 || defined(__UCLIBC__)

  #undef snprintf

  #undef vfscanf