summaryrefslogtreecommitdiff
path: root/lit/ExecControl/StopHook/Inputs/stop-hook.c
blob: e1b2579526d3749158a714f9f8080fe24c50eb9f (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
50
51
52
53
//===-- main.c --------------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include <stdio.h>
#include <stdlib.h>

int a(int);
int b(int);
int c(int);

int a(int val)
{
    if (val <= 1)
        return b(val);
    else if (val >= 3)
        return c(val);

    return val;
}

int b(int val)
{
    int rc = c(val);
    void *ptr = malloc(1024);
    if (!ptr)  // Set breakpoint here to test target stop-hook.
        return -1;
    else
        printf("ptr=%p\n", ptr); // We should stop here after stepping.
    return rc; // End of the line range for which stop-hook is to be run.
}

int c(int val)
{
    return val + 3;
}

int main (int argc, char const *argv[])
{
    int A1 = a(1);
    printf("a(1) returns %d\n", A1);
    
    int C2 = c(2); // Another breakpoint which is outside of the stop-hook range.
    printf("c(2) returns %d\n", C2);
    
    int A3 = a(3);
    printf("a(3) returns %d\n", A3);
    
    return 0;
}