support/regression/tests/gcc-torture-execute-20031214-1.c


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

/*
   20031214-1.c from the execute part of the gcc torture tests.
 */

#include <testfwk.h>

#ifdef __SDCC
#pragma std_c99
#pragma disable_warning 85
#pragma disable_warning 93
#endif

/* PR optimization/10312 */
/* Originator: Peter van Hoof <p dot van-hoof at qub dot ac dot uk> */

/* Verify that the strength reduction pass doesn't find
   illegitimate givs.  */

struct
{
  double a;
  int n[2];
} g = { 0., { 1, 2}};

int k = 0;

void
b (int *j)
{
}

void
testTortureExecute (void)
{
  int j;

  for (j = 0; j < 2; j++)
    k = (k > g.n[j]) ? k : g.n[j];

  k++;
  b (&j);

  return;
}