https://llvm.org/bugs/show_bug.cgi?id=26657
Bug ID: 26657
Summary: __gnu_cxx::hash_map copy constructor is broken
Product: libc++
Version: 3.8
Hardware: PC
OS: Linux
Status: NEW
Severity: normal
Priority: P
Component: All Bugs
Assignee: unassignedclangb...@nondot.org
Reporter: eugeni.stepa...@gmail.com
CC: llvm-bugs@lists.llvm.org, mclow.li...@gmail.com
Classification: Unclassified
#include <ext/hash_map>
__gnu_cxx::hash_map<int, int> h1;
__gnu_cxx::hash_map<int, int> h2(h1);
In file included from ../llvm/4.cc:1:
/code/build-llvm/bin/../include/c++/v1/ext/hash_map:213:5: warning: Use of the
header <ext/hash_map> is deprecated. Migrate to
<unordered_map> [-W#warnings]
# warning Use of the header <ext/hash_map> is deprecated. Migrate to
<unordered_map>
^
/code/build-llvm/bin/../include/c++/v1/ext/hash_map:432:57: error:
'__non_const_iterator' is a private member of
'std::__1::__hash_const_iterator<std::__1::__hash_node<std::__1::pair<int,
int>, void *> *>'
__hash_map_iterator<typename _HashIterator::__non_const_iterator>
__i)
^
/code/build-llvm/bin/../include/c++/v1/ext/hash_map:659:16: note: in
instantiation of template class
'__gnu_cxx::__hash_map_const_iterator<std::__1::__hash_const_iterator<std::__1::__hash_node<std::__1::pair<int,
int>, void
*> *> >' requested here
insert(__u.begin(), __u.end());
^
../llvm/4.cc:9:31: note: in instantiation of member function
'__gnu_cxx::hash_map<int, int, __gnu_cxx::hash<int>,
std::__1::equal_to<int>, std::__1::allocator<std::__1::pair<const int,
int> > >::hash_map' requested here
__gnu_cxx::hash_map<int, int> h2(h1);
^
/code/build-llvm/bin/../include/c++/v1/__hash_table:383:39: note: implicitly
declared private here
typedef __hash_iterator<_NodePtr> __non_const_iterator;
^
1 warning and 1 error generated.
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