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- This patch fixes a bug into ostream::operator<<(double) due to the wrong size
- passed into the __convert_from_v method. The wrong size is then passed to
- std::snprintf function, that, on uClibc, doens't handle sized 0 buffer.
- Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
- --- gcc-4.2.1/libstdc++-v3/include/bits/locale_facets.tcc 2006-10-17 18:43:47.000000000 +0200
- +++ gcc-4.2.1-st/libstdc++-v3/include/bits/locale_facets.tcc 2007-08-22 18:54:23.000000000 +0200
- @@ -1143,7 +1143,7 @@ _GLIBCXX_BEGIN_LDBL_NAMESPACE
- const int __cs_size = __fixed ? __max_exp + __prec + 4
- : __max_digits * 2 + __prec;
- char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
- - __len = std::__convert_from_v(_S_get_c_locale(), __cs, 0, __fbuf,
- + __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size, __fbuf,
- __prec, __v);
- #endif
-
- @@ -1777,7 +1777,7 @@ _GLIBCXX_BEGIN_LDBL_NAMESPACE
- // max_exponent10 + 1 for the integer part, + 2 for sign and '\0'.
- const int __cs_size = numeric_limits<long double>::max_exponent10 + 3;
- char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
- - int __len = std::__convert_from_v(_S_get_c_locale(), __cs, 0, "%.*Lf",
- + int __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size, "%.*Lf",
- 0, __units);
- #endif
- string_type __digits(__len, char_type());
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