1 // Make sure we can throw exceptions from work items executed via
2 // QueueUserWorkItem.
3 //
4 // Clang doesn't support exceptions on Windows yet, so for the time being we
5 // build this program in two parts: the code with exceptions is built with CL,
6 // the rest is built with Clang. This represents the typical scenario when we
7 // build a large project using "clang-cl -fallback -fsanitize=address".
8 //
9 // RUN: %clangxx_asan %s -o %t.exe
10 // RUN: %run %t.exe 2>&1 | FileCheck %s
11
12 #include <windows.h>
13 #include <stdio.h>
14
15 void ThrowAndCatch();
16
17 __declspec(noinline)
Throw()18 void Throw() {
19 fprintf(stderr, "Throw\n");
20 // CHECK: Throw
21 throw 1;
22 }
23
ThrowAndCatch()24 void ThrowAndCatch() {
25 int local;
26 try {
27 Throw();
28 } catch(...) {
29 fprintf(stderr, "Catch\n");
30 // CHECK: Catch
31 }
32 }
33
34 HANDLE done;
35
work_item(LPVOID)36 DWORD CALLBACK work_item(LPVOID) {
37 ThrowAndCatch();
38 SetEvent(done);
39 return 0;
40 }
41
main(int argc,char ** argv)42 int main(int argc, char **argv) {
43 done = CreateEvent(0, false, false, "job is done");
44 if (!done)
45 return 1;
46 QueueUserWorkItem(&work_item, nullptr, 0);
47 unsigned wait_result = WaitForSingleObject(done, 10 * 1000);
48 if (wait_result == WAIT_ABANDONED)
49 fprintf(stderr, "Timed out\n");
50 if (wait_result != WAIT_OBJECT_0) {
51 fprintf(stderr, "Wait for work item failed\n");
52 return 2;
53 }
54 fprintf(stderr, "Done!\n");
55 // CHECK: Done!
56 }
57