| //===-- main.c --------------------------------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| #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); // thread step-out of malloc into function b. |
| if (!ptr) |
| return -1; |
| else |
| printf("ptr=%p\n", ptr); |
| return rc; // we should reach here after 3 step-over's. |
| } |
| |
| 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 B2 = b(2); |
| printf("b(2) returns %d\n", B2); |
| |
| int A3 = a(3); |
| printf("a(3) returns %d\n", A3); |
| |
| return 0; |
| } |