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-rw-r--r--tests/run-make/foreign-double-unwind/foo.cpp33
1 files changed, 33 insertions, 0 deletions
diff --git a/tests/run-make/foreign-double-unwind/foo.cpp b/tests/run-make/foreign-double-unwind/foo.cpp
new file mode 100644
index 000000000..69a8f11c2
--- /dev/null
+++ b/tests/run-make/foreign-double-unwind/foo.cpp
@@ -0,0 +1,33 @@
+#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 (...)");
+ }
+ }
+}