comment about memcpy prototype

1 files changed, 3 insertions, 0 deletions

diff --git a/glapi.py b/glapi.py
index 3f2aebec..c1b48522 100644
--- a/glapi.py
+++ b/glapi.py
@@ -2304,4 +2304,7 @@ glapi.add_functions([
 ])
 
 
+# memcpy's prototype.  We don't really want to trace all memcpy calls -- just
+# emit a few fake memcpy calls --, which is why the prototype is not together
+# with the rest.
 memcpy = Function(Void, "memcpy", [(GLmap, "dest"), (Blob(Const(Void), "n"), "src"), (SizeT, "n")])