Re: [cdt-dev] CDT+GDB crash when Debug programs include "complex number"

["Mikhail Khodjaiants" <mikhailk@xxxxxxx>]

I tried your program and it didn't crash. Can you specify how to reproduce 
the problem?

----- Original Message ----- 
From: "Zhou Fei" <zhoufei@xxxxxxxxx>
To: "CDT General developers list." <cdt-dev@xxxxxxxxxxx>
Sent: Tuesday, September 06, 2005 9:23 PM
Subject: [cdt-dev] CDT+GDB crash when Debug programs include "complex 
number"


> Hello everyone,
>
> I m using cdt3.0 + MinGW on a WindowXP, When display the varable of
> complex number while debuging. gdb.exe encountered a problem causing
> gdb crash.
>
> anybody know how to make it work?
>
> thank you!
>
> the sample code is here:
> ========================================
> #include <stdio.h>
> #include <math.h>
> #include <complex>
> #include <iostream>
> #include <stdlib.h>
>
> using namespace std;
>
> double angle2pi (complex < double >temp); // 0-2pi version of function
> angle
>
> int main (void)
> {
>  complex < double >im = complex < double >(0.0, 1.0);
>  double angle;
>  angle = angle2pi (im);
>  std::cout << angle << std::endl;
>  return 0;
> }
>
> double angle2pi (complex < double >temp)
>  {
>    double MOD = abs (temp) + 1e-20;
>    double Angle = 0, Angle1 = real (temp) / MOD, Angle2 = imag (temp) /
>
> MOD;
>    double pi = 3.1415926535897932384626433832795;
>    if ((Angle1 >= 0) && (Angle2 >= 0))
>      Angle = acos (Angle1);
>    if ((Angle1 < 0) && (Angle2 >= 0) & (Angle2 <= 1))
>      Angle = pi - acos (-Angle1);
>    if ((Angle1 <= 0) && (Angle2 < 0))
>      Angle = acos (-Angle1) + pi;
>    if ((Angle1 > 0) && (Angle2 < 0))
>      Angle = 2 * pi - acos (Angle1);
>
>    return Angle / pi * 180;
>  }
>
> ========================================
> the makefile here
> ------------------------
> test : test.o
> g++ -o test test.o -L -lstdc++
> test.o : test.cpp
> g++ -g -ggdb -c test.cpp
> ------------------------
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