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Fix dangling else clause. Bug found and fixed by Dimitry Andric.

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@157779 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Howard Hinnant 2012-05-31 23:12:03 +00:00
parent 6467aeb7c9
commit dbd9eacde0
1 changed files with 4 additions and 0 deletions
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4
include/__bit_reference
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@ -950,11 +950,15 @@ __equal_unaligned(__bit_iterator<_Cp, true> __first1, __bit_iterator<_Cp, true>
__storage_type __ddn = _VSTD::min<__storage_type>(__dn, __clz_r);
__m = (~__storage_type(0) << __first2.__ctz_) & (~__storage_type(0) >> (__clz_r - __ddn));
if (__first2.__ctz_ > __first1.__ctz_)
{
if ((*__first2.__seg_ & __m) != (__b << (__first2.__ctz_ - __first1.__ctz_)))
return false;
}
else
{
if ((*__first2.__seg_ & __m) != (__b >> (__first1.__ctz_ - __first2.__ctz_)))
return false;
}
__first2.__seg_ += (__ddn + __first2.__ctz_) / __bits_per_word;
__first2.__ctz_ = static_cast<unsigned>((__ddn + __first2.__ctz_) % __bits_per_word);
__dn -= __ddn;