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https://issues.apache.org/jira/browse/STDCXX-236?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_12477159
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Martin Sebor commented on STDCXX-236:
-------------------------------------
Still appears to be a problem even today, over 6 years later:
$ cat z.cpp && make z
#include <iterator>
#include <vector>
void main()
{
std::reverse_iterator<std::vector<bool>::iterator>::operator->();
}
gcc -c -I/build/sebor/dev/stdlib/include/ansi -D_RWSTDDEBUG
-D_RWSTD_USE_CONFIG -I/build/sebor/dev/stdlib/include
-I/build/sebor/gcc-4.1.0-11s/include -I/build/sebor/dev/stdlib/examples/include
-pedantic -nostdinc++ -g -W -Wall -Wcast-qual -Winline -Wshadow
-Wwrite-strings -Wno-long-long z.cpp
z.cpp:4: error: '::main' must return 'int'
z.cpp: In function 'int main()':
z.cpp:6: error: cannot call member function 'typename
std::iterator_traits<_Iterator>::pointer
std::reverse_iterator<_Iterator>::operator->() const [with _Iterator =
std::vector<bool, std::allocator<bool> >::iterator]' without object
/build/sebor/dev/stdlib/include/rw/_iterator.h: In member function 'typename
std::iterator_traits<_Iterator>::pointer
std::reverse_iterator<_Iterator>::operator->() const [with _Iterator =
std::vector<bool, std::allocator<bool> >::iterator]':
z.cpp:6: instantiated from here
/build/sebor/dev/stdlib/include/rw/_iterator.h:151: warning: taking address of
temporary
/build/sebor/dev/stdlib/include/rw/_iterator.h:151: error: cannot convert
'std::vector<bool, std::allocator<bool> >::reference*' to 'unsigned int*' in
return
make: *** [z.o] Error 1
> std::reverse_iterator<std::vector<bool>::iterator>::operator-> doesn't compile
> ------------------------------------------------------------------------------
>
> Key: STDCXX-236
> URL: https://issues.apache.org/jira/browse/STDCXX-236
> Project: C++ Standard Library
> Issue Type: Bug
> Components: 23. Containers
> Environment: all
> Reporter: Martin Sebor
>
> Moved from the Rogue Wave bug tracking database:
> ****Created By: sebor @ Jun 23, 2000 04:08:36 PM****
> Subject: vector<bool> operator arrow cannot be explicitly instantiated (908)
> Date: Fri, 23 Jun 2000 16:06:09 -0400
> From: [EMAIL PROTECTED]
> To: [EMAIL PROTECTED]
> /*
> This won't compile. It is from the Perennial test suite.
> cxx: Error: /usr/users/j_ward/BRUCE/include/iterator, line 559: expression
> must be an lvalue or a function designator
> detected during instantiation of
> "std::reverse_iterator<_Iterator>::pointer
> std::reverse_iterator<_Iterator>::operator->() const [with
> _Iterator=std::vector<bool,
> std::allocator<bool>>::iterator]" at line 7 of "t.cxx"
> _RWSTD_OPERATOR_ARROW (pointer operator->() const);
> ----^
> */
> #include <iterator>
> #include <vector>
> void main()
> {
> std::reverse_iterator<std::vector<bool>::iterator>::operator->;
> }
> ****Modified By: sebor @ May 09, 2002 12:00:25 PM****
> With SunPro 5.3 and the latest libstd 3.0:
> SUNWS_CACHE_NAME=t.ti CC -c -D_RWSTDDEBUG -D_RWSTD_MULTI_THREAD -mt
> -D_RWSTD_POSIX_D10_THREADS -D_RWSTD_USE_CONFIG
> -I/build/sebor/sunpro-15d/include -I/build2/sebor/dev/stdlib/include
> -I/build2/sebor/dev/stdlib/../rwtest
> -I/build2/sebor/dev/stdlib/../rwtest/include
> -I/build2/sebor/dev/stdlib/tests/include -library=%none -g +w t.cpp
> "/build2/sebor/dev/stdlib/include/rw/_iterator.h", line 153: Error: Cannot
> return std::vector<bool, std::allocator<bool>>::reference* from a function
> that should return unsigned*.
> 1 Error(s) detected.
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