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comparison gcc/testsuite/gcc.dg/sso-8.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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68:561a7518be6b 111:04ced10e8804
1 /* Test support of scalar_storage_order pragma */
2
3 /* { dg-do run } */
4 /* { dg-options "-fsso-struct=little-endian" } */
5 /* { dg-require-effective-target int32plus } */
6
7 struct S1
8 {
9 int i;
10 };
11
12 #pragma scalar_storage_order big-endian
13
14 struct S2
15 {
16 int i;
17 };
18
19 #pragma scalar_storage_order default
20
21 struct S3
22 {
23 int i;
24 };
25
26 struct S1 my_s1 = { 0x12345678 };
27 struct S2 my_s2 = { 0x12345678 };
28 struct S3 my_s3 = { 0x12345678 };
29
30 unsigned char big_endian_pattern[4] = { 0x12, 0x34, 0x56, 0x78 };
31 unsigned char little_endian_pattern[4] = { 0x78, 0x56, 0x34, 0x12 };
32
33 int main (void)
34 {
35 if (__builtin_memcmp (&my_s1, &little_endian_pattern, 4) != 0)
36 __builtin_abort ();
37
38 if (__builtin_memcmp (&my_s2, &big_endian_pattern, 4) != 0)
39 __builtin_abort ();
40
41 if (__builtin_memcmp (&my_s3, &little_endian_pattern, 4) != 0)
42 __builtin_abort ();
43
44 return 0;
45 }