/* { dg-do compile } */ /* { dg-options "-O3 -fipa-cp -fipa-cp-clone -fdump-ipa-cp -fno-early-inlining --param ipa-cp-eval-threshold=200" } */ /* { dg-add-options bind_pic_locally } */ extern int get_stuff (int); extern void do_stuff (int); extern void do_stuff2 (int); extern void do_other_stuff (void); extern int get_element (int, int, int); extern int adjust (int, int, int, int); extern int count; int foo (int s, int p) { int c, r = 0; for (c = 0 ; c < count; c++) { r += get_stuff (s); /* The following is just something big that can go away. */ if (p != 0) { int a[64][64]; int i, j, k; for (i = 0; i < 64; i++) for (j = 0; j < 64; j++) a[i][j] = get_element (p + c, i, j); for (k = 0; k < 4; k++) { r = r / 2; for (i = 1; i < 63; i++) for (j = 62; j > 0; j--) a[i][j] += adjust (a[i-1][j], a[i][j-1], a[i+1][j], a[i][j+1]); for (i = 4; i < 64; i += 4) for (j = 4; j < 64; j += 4) r += a[i][j] / 4; } } } return r; } int bar (int p, int q) { if (q > 0) do_stuff (q); else do_stuff (-q); if (q % 2) do_stuff2 (2 * q); else do_stuff2 (2 * (q + 1)); return foo (4, p); } int bah (int p, int q) { int i, j; while (q < -20) q += get_stuff (-q); for (i = 0; i < 36; i++) for (j = 0; j < 36; j++) do_stuff (get_stuff (q * i + 2)); bar (p, q); } int top1 (int q) { do_other_stuff (); return bah (0, q); } int top2 (int q) { do_stuff (200); do_other_stuff (); return bah (16, q); } /* { dg-final { scan-ipa-dump-times "Creating a specialized node of foo" 1 "cp" } } */ /* { dg-final { scan-ipa-dump-times "replacing param .. p with const 0" 3 "cp" } } */ /* { dg-final { scan-ipa-dump "replacing param .0 s with const 4" "cp" } } */