| /* { dg-require-stack-size "256*8+4" } */ |
| |
| int main() |
| { |
| unsigned long long table[256]; |
| unsigned int i; |
| for (i=0; i<256; ++i) { |
| unsigned long long j; |
| unsigned char x=i; |
| for (j=0; j<5; ++j) { |
| x += x<<1; |
| x ^= x>>1; |
| } |
| for (j=0; j<5; ++j) { |
| x += x<<1; |
| x ^= x>>1; |
| } |
| for (j=0; j<5; ++j) { |
| x += x<<1; |
| x ^= x>>1; |
| } |
| for (j=0; j<5; ++j) { |
| x += x<<1; |
| x ^= x>>1; |
| } |
| for (j=0; j<5; ++j) { |
| x += x<<1; |
| x ^= x>>1; |
| } |
| table[i] ^= (((unsigned long long)x)<<16); |
| } |
| for (i=0; i<256; ++i) { |
| if ((table[i]&0xff)==i) |
| return 1; |
| } |
| return 0; |
| } |
| |