1 // PR debug/44178
2 // { dg-do compile }
3 // { dg-options "-funroll-loops -fcompare-debug" { target i?86-*-* x86_64-*-* } }
4 // { dg-options "-fsched-pressure -funroll-loops -fschedule-insns -fcompare-debug" { target i?86-*-* x86_64-*-* } }
5
6 struct A
7 {
8 A ();
AA9 A (const A &) {}
10 A &operator = (const A &);
11 };
12
13 struct B
14 {
15 int u1;
16 A u2;
17 int u3;
18 int i;
19 };
20
21 B f1 (int *);
22 B f2 (int, int, int, int);
23 B f3 (B *, B *);
24
25 B
f4(int x,int y,int z)26 f4 (int x, int y, int z)
27 {
28 B b1, b2;
29 for (int i = x; i > 0; i--)
30 for (int j = y; j > 0; j--)
31 {
32 int k;
33 f1 (&k);
34 b2 = f2 (i, 0, 0, z);
35 if (b2.i) return b2;
36 f3 (&b1, &b2);
37 }
38 return b1;
39 }
40