| /* APPLE LOCAL file lno */ |
| /* { dg-do compile } */ |
| /* { dg-options "-O2 -ftree-loop-optimize -funroll-loops -fdump-tree-optimized" } */ |
| |
| void foo(void) |
| { |
| int n = 16875; |
| |
| while (n) |
| { |
| if (n&1) |
| bar (n); |
| n >>= 1; |
| } |
| } |
| |
| static inline int power (long x, unsigned int n) |
| { |
| long y = n % 2 ? x : 1; |
| |
| while (n >>= 1) |
| { |
| x = x * x; |
| if (n % 2) |
| y = y * x; |
| } |
| |
| return y; |
| } |
| |
| void test(long x) |
| { |
| bar (power (x, 10)); |
| bar (power (x, 27)); |
| } |
| |
| /* All loops should be completely unrolled, so there should be no labels. */ |
| /* { dg-final { scan-tree-dump-times "<L" 0 "optimized"} } */ |
