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Bug 2657248: take two, this time fix it properly!

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git-svn-id: svn://svn.code.sf.net/p/loki-lib/code/trunk@993 7ec92016-0320-0410-acc4-a06ded1c099a
This commit is contained in:
jfbastien 2009-03-03 16:29:14 +00:00
parent fc81b2a539
commit da63cc999c
1 changed files with 16 additions and 17 deletions
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33
include/loki/flex/flex_string_shell.h
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@ -807,25 +807,24 @@ private:
const typename std::iterator_traits<FwdIterator>::difference_type n2 =
std::distance(s1, s2);
assert(n2 >= 0);
// Empty replacement.
if(0 == n2)
return;
assert(n2 > 0);
// Handle aliased replace
static const std::less_equal<const value_type*> le =
std::less_equal<const value_type*>();
const bool aliased = le(&*begin(), &*s1) && le(&*s1, &*end());
if (aliased /* && capacity() < size() - n1 + n2 */)
// Make sure the replacement isn't empty.
if(0 != n2)
{
// Aliased replace, copy to new string
flex_string temp;
temp.reserve(size() - n1 + n2);
temp.append(begin(), i1).append(s1, s2).append(i2, end());
swap(temp);
return;
// Handle aliased replace
static const std::less_equal<const value_type*> le =
std::less_equal<const value_type*>();
const bool aliased = le(&*begin(), &*s1) && le(&*s1, &*end());
if (aliased /* && capacity() < size() - n1 + n2 */)
{
// Aliased replace, copy to new string
flex_string temp;
temp.reserve(size() - n1 + n2);
temp.append(begin(), i1).append(s1, s2).append(i2, end());
swap(temp);
return;
}
}
if (n1 > n2)