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| Date: | Wed, 24 Oct 2007 11:57:43 -0700 (PDT) |
| From: | Brad Bell <bradbell AT apl DOT washington DOT edu> |
| To: | cygwin AT cygwin DOT com |
| Subject: | BUG REPORT: Cygwin, g++, -O2, static member function, std::string |
| Message-ID: | <Pine.LNX.4.64.0710241150560.16189@snark.apl.washington.edu> |
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---796916914-1642293218-1193252263=:16189
Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed
This is a reply to the message
http://cygwin.com/ml/cygwin/2007-10/msg00508.html
where the following request was made
Can you post the bug{1,2}.cpp files ?
Note that the original bug report is at
http://cygwin.com/ml/cygwin/2007-10/msg00507.html
I am attaching the requested files as well as a neceesary include file.
All these files are created by bug.sh when it is run.
I did not realize that it is hard to open *.sh files as text (when they
are attached to a message). Sorry about that. I am including the bug.sh
script below:
---------------------- cut here ------------------------------------------
#! /bin/bash # echo "BUG REPORT: Cygwin, g++, -O2, static member
function, std::string" echo "RUN COMMAND: $0 $*" echo "RESULT:
assertion \"r != 0\" failed" echo "SIDE EFFECTS: the files ./bug0.hpp,
bug1.cpp, and bug2.cpp are created." # cat << EOF > bug0.hpp # include
<string> class Element { public:
std::string file;
static Element *root(void)
{ static Element r;
return &r;
}
};
EOF
cat << EOF > bug1.cpp
# include "bug0.hpp"
extern void bug2(void);
int main(void)
{ std::string str("A");
char c = str[0];
Element *r = Element::root();
bug2();
return 0;
}
EOF
cat << EOF > bug2.cpp
# include <cassert>
# include "bug0.hpp"
void bug2(void)
{
Element *r = Element::root();
Element *s = Element::root();
assert( r != 0 );
}
EOF
echo
echo "uname -a"
uname -a
echo
echo "g++ --version"
g++ --version
echo "g++ bug1.cpp bug2.cpp -O1 -o bug"
g++ bug1.cpp bug2.cpp -O1 -o bug
echo "./bug"
./bug
echo "g++ bug1.cpp bug2.cpp -O2 -o bug"
g++ bug1.cpp bug2.cpp -O2 -o bug
echo "./bug"
./bug
---796916914-1642293218-1193252263=:16189
Content-Type: TEXT/x-c++hdr; charset="US-ASCII"; name="bug0.hpp"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="bug0.hpp"
Content-Description:
Content-ID: <Pine DOT LNX DOT 4 DOT 64 DOT 0710241157420 DOT 16189 AT snark DOT apl DOT washington DOT edu>
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---796916914-1642293218-1193252263=:16189
Content-Type: TEXT/x-c++src; charset="US-ASCII"; name="bug1.cpp"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="bug1.cpp"
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---796916914-1642293218-1193252263=:16189
Content-Type: TEXT/x-c++src; charset="US-ASCII"; name="bug2.cpp"
Content-Transfer-Encoding: base64
Content-Disposition: attachment; filename="bug2.cpp"
Content-Description:
Content-ID: <Pine DOT LNX DOT 4 DOT 64 DOT 0710241157422 DOT 16189 AT snark DOT apl DOT washington DOT edu>
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---796916914-1642293218-1193252263=:16189
Content-Type: text/plain; charset=us-ascii
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