1 /* PR rtl-optimization/38245 */
2 /* { dg-do run } */
3 /* { dg-additional-sources "pr38245-4.c" } */
4 /* { dg-options "-O2" } */
5
6 #include "pr38245-3.h"
7
8 extern void abort (void);
9
10 struct A { int i, j; union { short s[4]; long long l; }; char pad[512]; } a;
11 int globv = 6;
12
13 void __attribute__((noinline))
f1(void)14 f1 (void)
15 {
16 a.s[2] = b1 (6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
17 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21);
18 a.l = 6;
19 }
20
21 void __attribute__((noinline))
f2(void)22 f2 (void)
23 {
24 a.s[2] = b2 (6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21,
25 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21);
26 a.l = 6;
27 }
28
29 void __attribute__((noinline))
f3(void)30 f3 (void)
31 {
32 struct B b = { 30, 31, { 32, 33 } };
33 a.s[2] = b3 (6, 7, 8, 9, 10, 11, 12, b, 14, b, 16, b, 18, 19, 20, 21,
34 6, b, 8, b, 10, 11, 12, 13, 14, b, 16, b, 18, 19, 20, 21);
35 a.l = 6;
36 }
37
38 void __attribute__((noinline))
f4(void)39 f4 (void)
40 {
41 struct B b = { 30, 31, { 32, 33 } };
42 a.s[2] = b4 (6, 7, 8, 9, 10, 11, 12, b, 14, b, 16, b, 18, 19, 20, 21,
43 6, b, 8, b, 10, 11, 12, 13, 14, b, 16, b, 18, 19, 20, 21);
44 a.l = 6;
45 }
46
47 void __attribute__((noinline))
f5(void)48 f5 (void)
49 {
50 a.s[2] = b5 (6.0, 7, 8, 9, 10, 11, 21.0, 22.0, 23.0);
51 a.l = 6;
52 }
53
54 void __attribute__((noinline))
f6(void)55 f6 (void)
56 {
57 a.s[2] = b6 (6.0, 7, 8, 9, 10, 11, 21.0, 22.0, 23.0);
58 a.l = 6;
59 }
60
61 void __attribute__((noinline))
f7(void)62 f7 (void)
63 {
64 a.s[2] = b7 (6, 7);
65 a.l = 6;
66 }
67
68 void __attribute__((noinline))
f8(void)69 f8 (void)
70 {
71 a.s[2] = b8 (6, 7);
72 a.l = 6;
73 }
74
75 void __attribute__((noinline))
f9(void)76 f9 (void)
77 {
78 a.s[2] = b9 (6, 7, 8, 9, 10, 11, 12);
79 a.l = 6;
80 }
81
82 void __attribute__((noinline))
f10(void)83 f10 (void)
84 {
85 a.s[2] = b10 (6, 7, 8, 9, 10, 11, 12);
86 a.l = 6;
87 }
88
89 int
main(void)90 main (void)
91 {
92 char buf[256];
93 int i;
94 for (i = 0; i < (int) sizeof buf; i++)
95 buf[i] = i;
96 asm volatile ("" : : "r" (buf) : "memory");
97 f1 ();
98 f2 ();
99 f3 ();
100 f4 ();
101 f5 ();
102 f6 ();
103 f7 ();
104 f8 ();
105 f9 ();
106 f10 ();
107 asm volatile ("" : : "r" (buf) : "memory");
108 for (i = 0; i < (int) sizeof buf; i++)
109 if (buf[i] != (char) i)
110 abort ();
111 return 0;
112 }
113