Mercurial > hg > CbC > CbC_gcc

annotate gcc/testsuite/gcc.dg/20141029-1.c @ 111:04ced10e8804

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
111
kono
parents:
diff changeset
1 /* { dg-do compile } */
kono
parents:
diff changeset
2 /* { dg-options "-fstrict-volatile-bitfields -fdump-rtl-final" } */
kono
parents:
diff changeset
3
kono
parents:
diff changeset
4 #define PERIPH (*(volatile struct system_periph *)0x81234)
kono
parents:
diff changeset
5
kono
parents:
diff changeset
6 struct system_periph {
kono
parents:
diff changeset
7 union {
kono
parents:
diff changeset
8 unsigned short WORD;
kono
parents:
diff changeset
9 struct {
kono
parents:
diff changeset
10 unsigned short a:1;
kono
parents:
diff changeset
11 unsigned short b:1;
kono
parents:
diff changeset
12 unsigned short :5;
kono
parents:
diff changeset
13 unsigned short c:1;
kono
parents:
diff changeset
14 unsigned short :8;
kono
parents:
diff changeset
15 } BIT;
kono
parents:
diff changeset
16 } ALL;
kono
parents:
diff changeset
17 } __attribute__((aligned(2)));
kono
parents:
diff changeset
18
kono
parents:
diff changeset
19 void
kono
parents:
diff changeset
20 foo()
kono
parents:
diff changeset
21 {
kono
parents:
diff changeset
22 while (1)
kono
parents:
diff changeset
23 {
kono
parents:
diff changeset
24 PERIPH.ALL.BIT.a = 1;
kono
parents:
diff changeset
25 }
kono
parents:
diff changeset
26 }
kono
parents:
diff changeset
27 /* { dg-final { scan-rtl-dump-times "mem/v(/.)*:HI" 4 "final" } } */