diff --git a/loopy/library/reduction.py b/loopy/library/reduction.py
index 6ea57cb47b9a2e3e24db3a652a7f512c83a2ca51..8eaf4ac3855ab6358a8b227380bbd0e9b409c6bb 100644
--- a/loopy/library/reduction.py
+++ b/loopy/library/reduction.py
@@ -136,6 +136,7 @@ def get_le_neutral(dtype):
         # OpenCL 1.1, section 6.11.2
         return var("INFINITY")
     elif dtype.numpy_dtype.kind == "i":
+        # OpenCL 1.1, section 6.11.3
         if dtype.numpy_dtype.itemsize == 4:
             #32 bit integer
             return var("INT_MAX")