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 test the lldb Python API related to frames. 12 13 int a(int, char); 14 int b(int, char); 15 int c(int, char); 16 17 int a(int val, char ch) 18 { 19 int my_val = val; 20 char my_ch = ch; 21 printf("a(val=%d, ch='%c')\n", val, ch); 22 if (val <= 1) 23 return b(val+1, ch+1); 24 else if (val >= 3) 25 return c(val+1, ch+1); 26 27 return val; 28 } 29 30 int b(int val, char ch) 31 { 32 int my_val = val; 33 char my_ch = ch; 34 printf("b(val=%d, ch='%c')\n", val, ch); 35 return c(val+1, ch+1); 36 } 37 38 int c(int val, char ch) 39 { 40 int my_val = val; 41 char my_ch = ch; 42 printf("c(val=%d, ch='%c')\n", val, ch); 43 return val + 3 + ch; 44 } 45 46 int main (int argc, char const *argv[]) 47 { 48 int A1 = a(1, 'A'); // a(1, 'A') -> b(2, 'B') -> c(3, 'C') 49 printf("a(1, 'A') returns %d\n", A1); 50 51 int B2 = b(2, 'B'); // b(2, 'B') -> c(3, 'C') 52 printf("b(2, 'B') returns %d\n", B2); 53 54 int A3 = a(3, 'A'); // a(3, 'A') -> c(4, 'B') 55 printf("a(3, 'A') returns %d\n", A3); 56 57 return 0; 58 } 59