https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103030
Bug ID: 103030
Summary: floating point to int inconsistency
Product: gcc
Version: 9.3.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c
Assignee: unassigned at gcc dot gnu.org
Reporter: c25devbiz at aol dot com
Target Milestone: ---
#include <math.h>
typedef long long llong;
int main(int argc,char **argv){;
int ex=0;
llong num_z=0xf70694892bddbb3f,num_x=0x0000000000f88640;double *z_p=(void
*)&num_z,*x_p=(void *)&num_x;
static int le_v=1;char *le=(void *)&le_v;if(le[0])
{ llong num_z2=0,num_x2=0;int n=0;while(n<sizeof(llong))
{ num_z2<<=8;num_z2|=num_z&0xFF;num_z>>=8;
num_x2<<=8;num_x2|=num_x&0xFF;num_x>>=8;n+=1;
} num_z=num_z2;num_x=num_x2;
}double c_f=z_p[0]*x_p[0];int
a=floor(z_p[0]*x_p[0]),b=z_p[0]*x_p[0],c=c_f;if(a!=b)dprintf(2,"%d %d
%d\n",a,b,c);
if(1)dprintf(2,"%.15lf %.15lf %.15lf\n",z_p[0],x_p[0],c_f);
return ex;};
/*fn=;gcc $fn.c -o $fn -lm -include stdio.h&&$fn*/
