http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46320
Summary: Operator[] dereference does not generate exception for
empty string
Product: gcc
Version: unknown
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
AssignedTo: unassig...@gcc.gnu.org
ReportedBy: je...@jerrycarter.org
This should generate an out_of_range exception according to section 21.3.4 of
the specification
<http://www.kuzbass.ru:8086/docs/isocpp/lib-strings.html#lib.string.access>.
[Test code]
#include <cstdio>
#include <string>
#include <iostream>
#include <cassert>
int main (int argc, const char * argv[]) {
// insert code here...
std::string x;
x[0] = 'O'; // Should get out_of_range exception here.
x[1] = 'd';
x[2] = 'd';
assert(x.length() == 0);
assert(x.c_str() == std::string("Odd"));
assert(x != std::string("Odd"));
assert(x.data()[0] == 'O');
assert(x.data()[1] == 'd');
assert(x.data()[2] == 'd');
assert(x.size() == 0);
return 0;
}
[Compiler version]
GNU gdb 6.3.50-20050815 (Apple version gdb-1472) (Wed Jul 21 10:53:12 UTC 2010)
Copyright 2004 Free Software Foundation, Inc.
