Re: libgmalloc bug

5 Mar 2007

      Excellent. Thank you.

-- Sal
smile.

--------------
  Salvatore Domenick Desiano
    Doctoral Candidate
      Robotics Institute
        Carnegie Mellon University

On Mon, 5 Mar 2007, David MacMahon wrote:

o FWIW, my MacBook Pro gets a segfault running your test program with
o DYLD_INSERT_LIBRARIES=/usr/lib/libgmalloc.dylib in the environment, too.
o 
o Dave
o 
o On Mar 5, 2007, at 12:24 , Salvatore Domenick Desiano wrote:
o 
o > I'm not sure if this is a libgmalloc bug, a gcc bug, or a iostream bug, but
o > I just spent 20 hours boiling a crash in opencv down to ten lines of code.
o > Can somebody else on a MacBook Pro run the following and see if they get a
o > seg fault? Input from a PPC based processor also welcome.
o > 
o > If this is a problem, I'm not even sure how to go back and fix the OpenCV
o > port, but if it's not, but at least I'll know I'm working on a real problem.
o > 
o > So frustrating!
o > 
o > Thanks!
o > 
o > -- Sal
o > smile.
o > 
o > 
o > cat > bug.cpp
o > #include <iostream>
o > 
o > void test  ()
o > {
o >  for(unsigned i = 1; i < 3; ++i )
o >  {
o >    std::cout << "HELLO";
o >  }
o > }
o > 
o > int main (int argn, char * argv)
o > {
o >  test();
o >  return 0;
o > }
o > ^D
o > g++  -Wall -fomit-frame-pointer -O1 -o bug bug.cpp
o > setenv DYLD_INSERT_LIBRARIES /usr/lib/libgmalloc.dylib
o > ./bug
o > 
o > 
o > 
o > --------------
o >  Salvatore Domenick Desiano
o >    Doctoral Candidate
o >      Robotics Institute
o >        Carnegie Mellon University
o > _______________________________________________
o > macports-dev mailing list
o > macports-dev@lists.macosforge.org
o > http://lists.macosforge.org/mailman/listinfo/macports-dev
o 
o _______________________________________________
o macports-dev mailing list
o macports-dev@lists.macosforge.org
o http://lists.macosforge.org/mailman/listinfo/macports-dev
o