File: ssa-ccp-9.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A14.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,099,328 kB
  • sloc: cpp: 3,627,108; ansic: 2,571,498; ada: 834,230; f90: 235,082; makefile: 79,231; asm: 74,984; xml: 51,692; exp: 39,736; sh: 33,298; objc: 15,629; python: 15,069; fortran: 14,429; pascal: 7,003; awk: 5,070; perl: 3,106; ml: 285; lisp: 253; lex: 204; haskell: 135
file content (54 lines) | stat: -rw-r--r-- 780 bytes parent folder | download | duplicates (6) 
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
 
/* { dg-do compile } */
/* { dg-options "-O1 -fdump-tree-optimized" } */

/* Check that cprop works for assignments to array elements and structs.  */

struct foo {
  int a;
};

extern void link_error (void);

void
test9 (struct foo f)
{
  f.a = 0;
  if (f.a != 0)
    link_error ();
}

void
test99 (struct foo *f)
{
  f->a = 0;
  if (f->a != 0)
    link_error ();
}

void
test999 (int *arr)
{
  *arr = 0;
  if (*arr != 0)
    link_error ();
}

void
test9999 (int *arr)
{
  arr[13] = 0;
  if (arr[13] != 0)
    link_error ();
}

void
test99999 (int *arr, int j)
{
  arr[j] = 0;
  if (arr[j] != 0)
    link_error ();
}

/* There should be no link_error calls, if there is any, the
   optimization has failed */
/* { dg-final { scan-tree-dump-times "link_error" 0 "optimized"} } */