libstdc++/5994: gcc 3.0.4 istrstream problem

[dalle@iar.se]

>Number:         5994
>Category:       libstdc++
>Synopsis:       operator>>() produces incorrect value
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          wrong-code
>Submitter-Id:   net
>Arrival-Date:   Mon Mar 18 01:36:01 PST 2002
>Closed-Date:
>Last-Modified:
>Originator:     
>Release:        3.0.4
>Organization:
>Environment:
System: SunOS kveikur 5.8 Generic_108528-05 sun4u sparc SUNW,Ultra-5_10
Architecture: sun4

	
host: sparc-sun-solaris2.8
build: sparc-sun-solaris2.8
target: sparc-sun-solaris2.8
configured with: ./configure --prefix=/opt/test --with-ld=/opt/test/bin/ld --with-gnu-ld --enable-languages=c,c++
>Description:
#include <string>
#include <iostream>
#include <strstream>


void foo(std::string const & arg)
{
}


int main()
{
  std::string arg("9");
  unsigned long level;
  std::istrstream is(arg.c_str());
  is >> level;
  
  std::cout << level << '\n';
  return 0;
}
	
>How-To-Repeat:
	Compile and execute the program above.  When I run it the result
	is 262144 instead of 9.
>Fix:
	
>Release-Note:
>Audit-Trail:
>Unformatted: