1 files changed, 21 insertions, 0 deletions
diff --git a/tests/run-make/x86_64-fortanix-unknown-sgx-lvi/enclave/foo_cxx.cpp b/tests/run-make/x86_64-fortanix-unknown-sgx-lvi/enclave/foo_cxx.cpp
new file mode 100644
index 000000000..ac6f64ac4
--- /dev/null
+++ b/tests/run-make/x86_64-fortanix-unknown-sgx-lvi/enclave/foo_cxx.cpp
@@ -0,0 +1,21 @@
+extern "C" int cc_plus_one_cxx(int *arg);
+extern "C" int cc_plus_one_cxx_asm(int *arg);
+
+int cc_plus_one_cxx(int *arg) {
+    return *arg + 1;
+}
+
+int cc_plus_one_cxx_asm(int *arg) {
+    int value = 0;
+
+    asm volatile ( "    movl (%1), %0\n"
+                   "    inc %0\n"
+                   "    jmp 1f\n"
+                   "    retq\n"  // never executed, but a shortcut to determine how
+                                 // the assembler deals with `ret` instructions
+                   "1:\n"
+                   : "=r"(value)
+                   : "r"(arg) );
+
+    return value;
+}