1 files changed, 16 insertions, 0 deletions
diff --git a/lib/mlibc/tests/ansi/abs.c b/lib/mlibc/tests/ansi/abs.c
new file mode 100644
index 0000000..492040c
--- /dev/null
+++ b/lib/mlibc/tests/ansi/abs.c
@@ -0,0 +1,16 @@
+#include <stdlib.h>
+#include <assert.h>
+#include <limits.h>
+
+int main(){
+    assert(abs(-10) == 10);
+    assert(abs(2021) == 2021);
+
+    assert(labs(-256) == 256);
+    assert(labs(10034890) == 10034890);
+
+    assert(llabs(-0x2deadbeef) == 0x2deadbeef);
+    assert(llabs(49238706947) == 49238706947);
+
+    return 0;
+}
+\ No newline at end of file