1 /* PR tree-optimization/92618 */
2 
3 typedef long long __m128i __attribute__((__vector_size__(2 * sizeof (long long)),__may_alias__));
4 
5 double a[4];
6 unsigned long long b[4];
7 
8 __attribute__((noipa)) __m128i
bar(void)9 bar (void)
10 {
11   static int cnt;
12   cnt += 2;
13   return (__m128i) { cnt, cnt + 1 };
14 }
15 
16 #if __SIZEOF_LONG_LONG__ == __SIZEOF_DOUBLE__
17 typedef double __m128d __attribute__((__vector_size__(2 * sizeof (double)),__may_alias__));
18 
19 __attribute__((noipa)) __m128i
qux(void)20 qux (void)
21 {
22   static double cnt;
23   cnt += 2.0;
24   return (__m128i) (__m128d) { cnt, cnt + 1.0 };
25 }
26 #endif
27 
28 void
foo(unsigned long long * x)29 foo (unsigned long long *x)
30 {
31   __m128i c = bar ();
32   __m128i d = bar ();
33   *(__m128i *) &b[0] = c;
34   *(__m128i *) &b[2] = d;
35   *x = b[0] + b[1] + b[2] + b[3];
36 }
37 
38 void
baz(double * x)39 baz (double *x)
40 {
41 #if __SIZEOF_LONG_LONG__ == __SIZEOF_DOUBLE__
42   __m128i c = qux ();
43   __m128i d = qux ();
44   *(__m128i *) &a[0] = c;
45   *(__m128i *) &a[2] = d;
46   *x = a[0] + a[1] + a[2] + a[3];
47 #endif
48 }
49 
50 int
main()51 main ()
52 {
53   unsigned long long c = 0;
54   foo (&c);
55   if (c != 2 + 3 + 4 + 5)
56     __builtin_abort ();
57 #if __SIZEOF_LONG_LONG__ == __SIZEOF_DOUBLE__
58   double d = 0.0;
59   baz (&d);
60   if (d != 2.0 + 3.0 + 4.0 + 5.0)
61     __builtin_abort ();
62 #endif
63 }
64