summaryrefslogtreecommitdiffstats
path: root/src/test/run-make-fulldeps/foreign-double-unwind/foo.cpp
blob: 69a8f11c2db78e9bf83352b73f558b0f6c2f9f74 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
#include <cstdio>
#include <exception>

void println(const char* s) {
    puts(s);
    fflush(stdout);
}

struct outer_exception {};
struct inner_exception {};

extern "C" {
    void throw_cxx_exception() {
        if (std::uncaught_exception()) {
            println("throwing inner C++ exception");
            throw inner_exception();
        } else {
            println("throwing outer C++ exception");
            throw outer_exception();
        }
    }

    void cxx_catch_callback(void (*cb)()) {
        try {
            cb();
            println("unreachable: callback returns");
        } catch (outer_exception) {
            println("unreachable: caught outer exception in catch (...)");
        } catch (inner_exception) {
            println("unreachable: caught inner exception in catch (...)");
        }
    }
}