From d38abaf9db7cb4f9ddd8a18083f0d1f86a8c3312 Mon Sep 17 00:00:00 2001
From: Anthony Green <green@moxielogic.com>
Date: Wed, 4 Jun 2025 07:57:21 -0400
Subject: [PATCH] feat(testsuite): add Emscripten support to libffi.closures
 tests

---
 testsuite/libffi.closures/unwindtest.cc          | 3 +++
 testsuite/libffi.closures/unwindtest_ffi_call.cc | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/testsuite/libffi.closures/unwindtest.cc b/testsuite/libffi.closures/unwindtest.cc
index 6c97c61e..634fb716 100644
--- a/testsuite/libffi.closures/unwindtest.cc
+++ b/testsuite/libffi.closures/unwindtest.cc
@@ -48,6 +48,9 @@ typedef int (*closure_test_type1)(float, float, float, float, signed short,
 				  float, float, int, double, int, int, float,
 				  int, int, int, int);
 
+#ifdef __EMSCRIPTEN__
+extern "C"
+#endif
 int main (void)
 {
   ffi_cif cif;
diff --git a/testsuite/libffi.closures/unwindtest_ffi_call.cc b/testsuite/libffi.closures/unwindtest_ffi_call.cc
index 153d2409..1b86cc07 100644
--- a/testsuite/libffi.closures/unwindtest_ffi_call.cc
+++ b/testsuite/libffi.closures/unwindtest_ffi_call.cc
@@ -14,6 +14,9 @@ static int checking(int a __UNUSED__, short b __UNUSED__,
   throw 9;
 }
 
+#ifdef __EMSCRIPTEN__
+extern "C"
+#endif
 int main (void)
 {
   ffi_cif cif;