user/libc: setjmp

1 files changed, 31 insertions, 0 deletions

diff --git a/src/user/app/tests/libc/setjmp.c b/src/user/app/tests/libc/setjmp.c
new file mode 100644
index 0000000..0dded9d
--- /dev/null
+++ b/src/user/app/tests/libc/setjmp.c
@@ -0,0 +1,31 @@
+#include "../tests.h"
+#include <stdbool.h>
+#include <setjmp.h>
+
+static void test_setjmp(void) {
+	jmp_buf env;
+	volatile bool inner;
+	int val;
+	inner = false;
+	if (!(val = setjmp(env))) {
+		inner = true;
+		longjmp(env, 1234);
+		test(0);
+	} else {
+		test(val == 1234);
+		test(inner);
+	}
+	inner = false;
+	if (!(val = setjmp(env))) {
+		inner = true;
+		longjmp(env, 0);
+		test(0);
+	} else {
+		test(val == 1);
+		test(inner);
+	}
+}
+
+void r_libc_setjmp(void) {
+	run_test(test_setjmp);
+}