1 //===-- main.c --------------------------------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 #include <stdio.h>
10 
11 // This simple program is to demonstrate the capability of the lldb command
12 // "breakpoint modify -c 'val == 3' breakpt-id" to break within c(int val) only
13 // when the value of the arg is 3.
14 
15 int a(int);
16 int b(int);
17 int c(int);
18 
a(int val)19 int a(int val)
20 {
21     if (val <= 1)
22         return b(val);
23     else if (val >= 3)
24         return c(val); // Find the line number of c's parent call here.
25 
26     return val;
27 }
28 
b(int val)29 int b(int val)
30 {
31     return c(val);
32 }
33 
c(int val)34 int c(int val)
35 {
36     return val + 3; // Find the line number of function "c" here.
37 }
38 
main(int argc,char const * argv[])39 int main (int argc, char const *argv[])
40 {
41     int A1 = a(1);  // a(1) -> b(1) -> c(1)
42     printf("a(1) returns %d\n", A1);
43 
44     int B2 = b(2);  // b(2) -> c(2)
45     printf("b(2) returns %d\n", B2);
46 
47     int A3 = a(3);  // a(3) -> c(3)
48     printf("a(3) returns %d\n", A3);
49 
50     for (int i = 0; i < 2; ++i)
51         printf("Loop\n");
52 
53     return 0;
54 }
55