blob: 9fad057e4d2c3c11583b35b49b8a199f7b7bb12f (
plain)
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
|
/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-optimized" } */
typedef __INT16_TYPE__ int16_t;
typedef __INT32_TYPE__ int32_t;
typedef __UINT16_TYPE__ uint16_t;
typedef __UINT32_TYPE__ uint32_t;
#define MAGIC (~ (uint32_t) 0 / 2 + 1)
int
f_i16_i16 (int16_t x, int16_t y)
{
return x + MAGIC < y + MAGIC;
}
int
f_i16_i32 (int16_t x, int32_t y)
{
return x + MAGIC < y + MAGIC;
}
int
f_i32_i32 (int32_t x, int32_t y)
{
return x + MAGIC < y + MAGIC;
}
int
f_u32_i32 (uint32_t x, int32_t y)
{
return x + MAGIC < y + MAGIC;
}
int
f_u32_u32 (uint32_t x, uint32_t y)
{
return x + MAGIC < y + MAGIC;
}
int
f_i32_i32_sub (int32_t x, int32_t y)
{
return x - MAGIC < y - MAGIC;
}
/* The addition/subtraction of constants should be optimized away. */
/* { dg-final { scan-tree-dump-not " \\+ " "optimized"} } */
/* { dg-final { scan-tree-dump-not " \\- " "optimized"} } */
|
