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comparison gcc/testsuite/c-c++-common/pr51628-26.c @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
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131:84e7813d76e9 145:1830386684a0
1 /* PR c/51628. */
2 /* { dg-do compile } */
3 /* { dg-options "-O" } */
4
5 struct A {
6 int i;
7 } __attribute__ ((packed));
8
9 struct A p = {1};
10 int *addr;
11
12 int i, j;
13
14 void
15 foo1 (void)
16 {
17 addr = (i = -1, &p.i);
18 /* { dg-warning "may result in an unaligned pointer value" "" { target *-*-* } .-1 } */
19 }
20
21 void
22 foo2 (void)
23 {
24 addr = (i = -1, j = -2, &p.i);
25 /* { dg-warning "may result in an unaligned pointer value" "" { target *-*-* } .-1 } */
26 }
27
28 void
29 foo3 (void)
30 {
31 addr = (i = -1, (j = -2, &p.i));
32 /* { dg-warning "may result in an unaligned pointer value" "" { target *-*-* } .-1 } */
33 }