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 SBTarget. 12 // 13 // When stopped on breakppint 1, and then 2, we can get the line entries using 14 // SBFrame API SBFrame.GetLineEntry(). We'll get the start addresses for the 15 // two line entries; with the start address (of SBAddress type), we can then 16 // resolve the symbol context using the SBTarget API 17 // SBTarget.ResolveSymbolContextForAddress(). 18 // 19 // The two symbol context should point to the same symbol, i.e., 'a' function. 20 21 char my_global_var_of_char_type = 'X'; // Test SBTarget.FindGlobalVariables(...). 22 23 int a(int); 24 int b(int); 25 int c(int); 26 27 int a(int val) 28 { 29 if (val <= 1) // Find the line number for breakpoint 1 here. 30 val = b(val); 31 else if (val >= 3) 32 val = c(val); 33 34 return val; // Find the line number for breakpoint 2 here. 35 } 36 37 int b(int val) 38 { 39 return c(val); 40 } 41 42 int c(int val) 43 { 44 return val + 3; 45 } 46 47 int main (int argc, char const *argv[]) 48 { 49 int A1 = a(1); // a(1) -> b(1) -> c(1) 50 printf("a(1) returns %d\n", A1); 51 52 int B2 = b(2); // b(2) -> c(2) 53 printf("b(2) returns %d\n", B2); 54 55 int A3 = a(3); // a(3) -> c(3) 56 printf("a(3) returns %d\n", A3); 57 58 return 0; 59 } 60
