mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-10 00:45:21 +02:00
27 lines
1.3 KiB
Diff
27 lines
1.3 KiB
Diff
|
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>
|
||
|
|
|
||
|
|
--- a/libstdc++-v3/include/bits/locale_facets.tcc
|
||
|
|
+++ b/libstdc++-v3/include/bits/locale_facets.tcc
|
||
|
|
@@ -1149,7 +1149,7 @@ _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
|
||
|
|
|
||
|
|
@@ -1789,7 +1789,7 @@ _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());
|