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comparison gcc/testsuite/gcc.dg/Wunused-var-3.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 /* PR c/52577 */
2 /* { dg-do compile } */
3 /* { dg-options "-Wunused" } */
4
5 typedef int V __attribute__((vector_size (sizeof (int) * 4)));
6
7 void
8 f1 (V *p)
9 {
10 V mask = { 1, 2, 3, 0 };
11 *p = __builtin_shuffle (*p, mask);
12 }
13
14 void
15 f2 (V *p, V *q)
16 {
17 V mask = { 1, 2, 3, 0 };
18 *p = __builtin_shuffle (*p, *q, mask);
19 }
20
21 void
22 f3 (V *p, V *mask)
23 {
24 V a = { 1, 2, 3, 0 };
25 *p = __builtin_shuffle (a, *mask);
26 }
27
28 void
29 f4 (V *p, V *mask)
30 {
31 V a = { 1, 2, 3, 0 };
32 V b = { 2, 3, 4, 1 };
33 *p = __builtin_shuffle (a, b, *mask);
34 }