111
|
1 /* { dg-do compile } */
|
|
2 /* { dg-options "-O1 -ftree-vrp -fdump-tree-vrp1" } */
|
|
3 /* { dg-require-effective-target int32plus } */
|
|
4
|
|
5 extern void link_error ();
|
|
6
|
|
7 void test01(unsigned int a, unsigned int b)
|
|
8 {
|
|
9 unsigned int x = 0x80000000;
|
|
10 if (a < x)
|
|
11 if (b < x)
|
|
12 if (a > 5)
|
|
13 if (a + b == 0U)
|
|
14 link_error ();
|
|
15 }
|
|
16
|
|
17 void test02(unsigned int a, unsigned int b)
|
|
18 {
|
|
19 unsigned int x = 0x80000000;
|
|
20 if (a > x)
|
|
21 if (b < x)
|
|
22 if (a - b == 1U)
|
|
23 link_error ();
|
|
24 }
|
|
25
|
|
26 /* { dg-final { scan-tree-dump-times "link_error" 0 "vrp1" } } */
|