std::string::assign(0, size, value) ambiguous

• Key: STDCXX-292
• Type: Bug
• Status: Open
• Priority: Minor
• Assignee: Unassigned
• Reporter: Martin Sebor
• Component/s: 21. Strings
• Affects Version/s: 4.1.2, 4.1.3, 4.1.4, 4.2.0, 4.2.1
• Fix Version/s: 4.3.0

Description

From http://mail-archives.apache.org/mod_mbox/incubator-stdcxx-dev/200609.mbox/[e-mail]%3e:

This fails to compile without debugging iterators:

#include <string>
int main ()
{
std::string s;
unsigned n = 3;

s.insert (0, n, 'x');
}

$ make t
gcc -c -I/build/sebor/dev/stdlib/include/ansi -D_RWSTD_USE_CONFIG -I/build/sebor/dev/stdlib/include -I/build/sebor/gcc-4.1.0-8s/include -I/build/sebor/dev/stdlib/examples/include -pedantic -nostdinc++ -O2 -W -Wall -Wcast-qual -Winline -Wshadow -Wwrite-strings -Wno-long-long t.cpp
t.cpp: In function 'int main()':
t.cpp:7: error: call of overloaded 'insert(int, unsigned int&, char)' is ambiguous
/build/sebor/dev/stdlib/include/string:520: note: candidates are: void std::basic_string<_CharT, _Traits, _Allocator>::insert(typename _Allocator::pointer, typename _Allocator::size_type, typename _Traits::char_type) [with _CharT = char, _Traits = std::char_traits<char>, _Allocator = std::allocator<char>]
/build/sebor/dev/stdlib/include/string:525: note: std::basic_string<_CharT, _Traits, _Allocator>& std::basic_string<_CharT, _Traits, _Allocator>::insert(typename _Allocator::size_type, typename _Allocator::size_type, typename _Traits::char_type) [with _CharT = char, _Traits = std::char_traits<char>, _Allocator = std::allocator<char>]
make: *** [t.o] Error 1