annotate gcc/testsuite/g++.dg/other/pr89692.C @ 145:1830386684a0

gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
145
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
1 // PR lto/89692
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
2 // { dg-do compile }
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
3 // { dg-require-effective-target lto }
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
4 // { dg-options "-flto -O2" }
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
5
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
6 struct S {
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
7 short int a, b;
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
8 unsigned char c : 1;
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
9 };
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
10
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
11 bool
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
12 foo (void)
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
13 {
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
14 unsigned char d[sizeof (S)] = { 0 };
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
15 S e;
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
16
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
17 __builtin_memcpy (&e, d, sizeof (d));
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
18
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
19 return e.c == d[0];
1830386684a0 gcc-9.2.0
anatofuz
parents:
diff changeset
20 }