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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [mayalias-1.c] - Blame information for rev 774

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/* Tests that the may_alias attribute works as expected.
   Author: Osku Salerma <osku@iki.fi> Apr 2002.  */
 
extern void abort(void);
extern void exit(int);
 
typedef short __attribute__((__may_alias__)) short_a;
 
int
main (void)
{
  int a = 0x12345678;
  short_a *b = (short_a*) &a;
 
  b[1] = 0;
 
  if (a == 0x12345678)
    abort();
 
  exit(0);
}

Line No.	Rev	Author	Line
1	688	jeremybenn	`/* Tests that the may_alias attribute works as expected.`
2			`Author: Osku Salerma <osku@iki.fi> Apr 2002. */`
3
4			`extern void abort(void);`
5			`extern void exit(int);`
6
7			`typedef short __attribute__((__may_alias__)) short_a;`
8
9			`int`
10			`main (void)`
11			`{`
12			`int a = 0x12345678;`
13			`short_a b = (short_a) &a;`
14
15			`b[1] = 0;`
16
17			`if (a == 0x12345678)`
18			`abort();`
19
20			`exit(0);`
21			`}`

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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.c-torture/] [execute/] [mayalias-1.c] - Blame information for rev 774