File: 20030613-1.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A12.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 959,712 kB
  • sloc: cpp: 3,275,382; ansic: 2,061,766; ada: 840,956; f90: 208,513; makefile: 76,132; asm: 73,433; xml: 50,448; exp: 34,146; sh: 32,436; objc: 15,637; fortran: 14,012; python: 11,991; pascal: 6,787; awk: 4,779; perl: 3,054; yacc: 338; ml: 285; lex: 201; haskell: 122
file content (62 lines) | stat: -rw-r--r-- 776 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
 
/* PR optimization/10955 */
/* Originator: <heinrich.brand@fujitsu-siemens.com> */

/* This used to fail on SPARC32 at -O3 because the loop unroller
   wrongly thought it could eliminate a pseudo in a loop, while
   the pseudo was used outside the loop.  */

extern void abort(void);

#define COMPLEX struct CS

COMPLEX {
  long x;
  long y;
};


static COMPLEX CCID (COMPLEX x)
{
  COMPLEX a;

  a.x = x.x;
  a.y = x.y;

  return a;
}


static COMPLEX CPOW (COMPLEX x, int y)
{
  COMPLEX a;
  a = x;

  while (--y > 0)
    a=CCID(a);

  return a;
}


static int c5p (COMPLEX x)
{
  COMPLEX a,b;
  a = CPOW (x, 2);
  b = CCID( CPOW(a,2) );
    
  return (b.x == b.y); 
}


int main (void)
{
  COMPLEX  x;  

  x.x = -7;
  x.y = -7;

  if (!c5p(x))
    abort();

  return 0;
}