131cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen//===-- main.c --------------------------------------------------*- C++ -*-===//
231cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen//
331cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen//                     The LLVM Compiler Infrastructure
431cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen//
531cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen// This file is distributed under the University of Illinois Open Source
631cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen// License. See LICENSE.TXT for details.
731cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen//
831cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen//===----------------------------------------------------------------------===//
931cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen#include <stdio.h>
1031cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen
1131cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen// This simple program is to demonstrate the capability of the lldb command
1231cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen// "breakpoint modify -c 'val == 3' breakpt-id" to break within c(int val) only
1331cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen// when the value of the arg is 3.
1431cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen
1531cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chenint a(int);
1631cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chenint b(int);
1731cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chenint c(int);
1831cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen
1931cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chenint a(int val)
2031cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen{
2131cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen    if (val <= 1)
2231cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen        return b(val);
2331cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen    else if (val >= 3)
24f6bdb19538f490f754a5c052f6553b411c378ebbJohnny Chen        return c(val); // Find the line number of c's parent call here.
2531cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen
2631cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen    return val;
2731cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen}
2831cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen
2931cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chenint b(int val)
3031cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen{
3131cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen    return c(val);
3231cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen}
3331cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen
3431cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chenint c(int val)
3531cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen{
3631cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen    return val + 3; // Find the line number of function "c" here.
3731cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen}
3831cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen
3931cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chenint main (int argc, char const *argv[])
4031cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen{
4131cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen    int A1 = a(1);  // a(1) -> b(1) -> c(1)
4231cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen    printf("a(1) returns %d\n", A1);
4331cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen
4431cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen    int B2 = b(2);  // b(2) -> c(2)
4531cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen    printf("b(2) returns %d\n", B2);
4631cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen
4731cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen    int A3 = a(3);  // a(3) -> c(3)
4831cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen    printf("a(3) returns %d\n", A3);
49d0f064d4e5ccef341ecbd6a462bbff5f085a3f77Sean Callanan
50d0f064d4e5ccef341ecbd6a462bbff5f085a3f77Sean Callanan    for (int i = 0; i < 2; ++i)
51d0f064d4e5ccef341ecbd6a462bbff5f085a3f77Sean Callanan        printf("Loop\n");
5231cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen
5331cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen    return 0;
5431cf8e24815c4a99d74b5bea50900ac8dfa2f40dJohnny Chen}
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