xref: /llvm-project/lldb/test/API/commands/watchpoints/multiple_threads/main.cpp (revision 7e2ef84fe7232368f92ec0835c3eda869c85a445)
1 #include "pseudo_barrier.h"
2 #include <cstdio>
3 #include <thread>
4 
5 volatile uint32_t g_val = 0;
6 pseudo_barrier_t g_barrier, g_barrier2;
7 
thread_func()8 void thread_func() {
9   pseudo_barrier_wait(g_barrier);
10   pseudo_barrier_wait(g_barrier2);
11   printf("%s starting...\n", __FUNCTION__);
12   for (uint32_t i = 0; i < 10; ++i)
13     g_val = i;
14 }
15 
main(int argc,char const * argv[])16 int main(int argc, char const *argv[]) {
17   printf("Before running the thread\n");
18   pseudo_barrier_init(g_barrier, 2);
19   pseudo_barrier_init(g_barrier2, 2);
20   std::thread thread(thread_func);
21 
22   printf("After launching the thread\n");
23   pseudo_barrier_wait(g_barrier);
24 
25   printf("After running the thread\n");
26   pseudo_barrier_wait(g_barrier2);
27 
28   thread.join();
29 
30   return 0;
31 }
32