recipes/gcc/gcc-4.3.4/307-locale_facets.patch

   1 This patch fixes a bug into ostream::operator<<(double) due to the wrong size
   2 passed into the __convert_from_v method. The wrong size is then passed to
   3 std::snprintf function, that, on uClibc, doens't handle sized 0 buffer.
   4
   5 Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
   6
   7 Index: gcc-4.3.1/libstdc++-v3/include/bits/locale_facets.tcc
   8 ===================================================================
   9 --- gcc-4.3.1.orig/libstdc++-v3/include/bits/locale_facets.tcc  2007-11-26 17:59:41.000000000 -0800
  10 +++ gcc-4.3.1/libstdc++-v3/include/bits/locale_facets.tcc       2008-08-16 02:14:48.000000000 -0700
  11 @@ -1004,7 +1004,7 @@
  12         const int __cs_size = __fixed ? __max_exp + __prec + 4
  13                                       : __max_digits * 2 + __prec;
  14         char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
  15 -       __len = std::__convert_from_v(_S_get_c_locale(), __cs, 0, __fbuf,
  16 +       __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size, __fbuf,
  17                                       __prec, __v);
  18  #endif
  19