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Parsing floating point numbers with very long precision was broken, and this patch fixes it. This fixes http://llvm.org/bugs/show_bug.cgi?id=15445.

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@176711 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Howard Hinnant
2013-03-08 19:06:24 +00:00
parent 23fb972520
commit 6319f1462d
2 changed files with 25 additions and 7 deletions
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12
test/localization/locale.categories/category.numeric/locale.num.get/facet.num.get.members/get_double.pass.cpp
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@@ -240,4 +240,16 @@ int main()
assert(iter.base() == str+sizeof(str)-1);
assert(err == ios.failbit);
}
{
v = -1;
const char str[] = "3;14159265358979323846264338327950288419716939937510582097494459230781640628620899862803482534211706798214808651e+10";
std::ios_base::iostate err = ios.goodbit;
input_iterator<const char*> iter =
f.get(input_iterator<const char*>(str),
input_iterator<const char*>(str+sizeof(str)),
ios, err, v);
assert(iter.base() == str+sizeof(str)-1);
assert(err == ios.goodbit);
assert(std::abs(v - 3.14159265358979e+10)/3.14159265358979e+10 < 1.e-8);
}
}