| /* { dg-do compile } */ |
| /* { dg-options "-O1" } */ |
| |
| int *ptr; |
| int *fn1 (int *); |
| int fn2 (int, int); |
| int fn3 (void); |
| int fn4 (int); |
| |
| static int |
| foo (int x, int y, int z) |
| { |
| int b; |
| asm ("" : "=a" (b), "=&d" (x) : "0" (y), "1" (x), "mr" (z)); |
| return x; |
| } |
| |
| static int |
| bar (int x, int y) |
| { |
| int a; |
| if (!y) |
| { |
| for (a = 0; a <= (x >> 1); ) |
| ; |
| a = foo (y, fn2 (2, x), x); |
| if (x) |
| a = x; |
| return a; |
| } |
| } |
| |
| static int |
| baz (int x, int y) |
| { |
| int *a = ptr; |
| int t, xk1 = fn3 (), xk = x * xk1; |
| for (t = 0; t < xk; t += xk1) |
| { |
| if (fn4 (a[2])) |
| return -y; |
| a = fn1 (a); |
| } |
| return 0; |
| } |
| |
| void |
| test (int x, long y, int z) |
| { |
| int a = fn3 (); |
| int b; |
| int c = bar (x, z); |
| for (b = 0; b <= y; b++) |
| c = baz (x, c); |
| fn2 (c, a); |
| } |