1 files changed, 17 insertions, 0 deletions

diff --git a/nacl/inttypes/unsigned.h b/nacl/inttypes/unsigned.h
new file mode 100644
index 00000000..31a7a6ea
--- /dev/null
+++ b/nacl/inttypes/unsigned.h
@@ -0,0 +1,17 @@
+#define DOIT(bits,target) \
+int main() \
+{ \
+  target x; \
+  int i; \
+ \
+  x = 1; \
+  for (i = 0;i < bits;++i) { \
+    if (x == 0) return 100; \
+    x += x; \
+  } \
+  if (x != 0) return 100; \
+  x -= 1; \
+  if (x < 0) return 100; \
+ \
+  return 0; \
+}