FPU test on RedHat7.1

[Carsten Langgaard <carstenl@mips.com>]

The attached tests fails on my RedHat7.1 system, but works fine on my
old HardHat5.1.
Anyone got any idea.

compile:
g++ -o fpu_test fpu_test.cc

/Carsten

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#include <math.h>
#include <stdio.h>

int main( int argc,char * argv[ ] )
{

  double res;
  
  union {
    unsigned long long l;
    double d;
  } op1, op2;

  op1.l = 0x7fefffffffffffff;
  op2.l = 0x0000000000000001;  

  printf("%llx %llx\n", op1.l, op2.l);
  
  res = remainder(op1.d, op2.d);

  printf("%llx\n", res);

}