/* From PR 18977. */ | |
void foo(float * x); | |
int main() | |
{ | |
float x[4]; | |
foo (x); | |
return 0; | |
} | |
void foo (float *x) | |
{ | |
int i,j,k; | |
float temp; | |
static float t16[16]={1.,2.,3.,4.,5.,6.,7.,8.,9., | |
10.,11.,12.,13.,14.,15.,16.}; | |
static float tmp[4]={0.,0.,0.,0.}; | |
for (i=0; i<4; i++) { | |
k = 3 - i; | |
temp = t16[5*k]; | |
for(j=k+1; j<4; j++) { | |
tmp[k] = t16[k+ j*4] * temp; | |
} | |
} | |
x[0] = tmp[0]; | |
x[1] = tmp[1]; | |
x[2] = tmp[2]; | |
x[3] = tmp[3]; | |
} |