OpenCores
URL https://opencores.org/ocsvn/openrisc_me/openrisc_me/trunk

Subversion Repositories openrisc_me

[/] [openrisc/] [trunk/] [gnu-src/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [vrp19.c] - Blame information for rev 298

Details | Compare with Previous | View Log

Line No. Rev Author Line
1 298 jeremybenn 
/* { dg-do compile } */
2 
/* { dg-options "-fwrapv -O1 -ftree-vrp -fdump-tree-vrp1" } */
3 
 
4 
#include <limits.h>
5 
extern void abort ();
6 
extern void exit (int);
7 
 
8 
int f (int a) {
9 
        if (a != INT_MIN) {
10 
                a = a > 0 ? a : -a;
11 
                if (a < 0)
12 
                  return 1;
13 
        }
14 
        return 0;
15 
}
16 
 
17 
int g (int b) {
18 
        if (b != INT_MIN) {
19 
                b = b > 0 ? b : -b;
20 
                if (b >= 0)
21 
                  return 0;
22 
        }
23 
        return 1;
24 
}
25 
/* { dg-final { scan-tree-dump "Folding predicate a_. < 0 to 0" "vrp1" } } */
26 
/* { dg-final { scan-tree-dump "Folding predicate b_. >= 0 to 1" "vrp1" } } */
27 
/* { dg-final { cleanup-tree-dump "vrp1" } } */

powered by: WebSVN 2.1.0

© copyright 1999-2024 OpenCores.org, equivalent to Oliscience, all rights reserved. OpenCores®, registered trademark.