aio: note the reason for compiling with -O0 (#1249)

Co-authored-by: Olatunji Ruwase <olruwase@microsoft.com>
microsoft · Jul 26, 2021 · 10cc2c9 · 10cc2c9
1 parent 6ec8496
commit 10cc2c9
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/op_builder/async_io.py b/op_builder/async_io.py
@@ -30,6 +30,7 @@ def include_paths(self):
         return ['csrc/aio/py_lib', 'csrc/aio/common']
 
     def cxx_args(self):
+        # -O0 for improved debugging, since performance is bound by I/O
         CPU_ARCH = self.cpu_arch()
         SIMD_WIDTH = self.simd_width()
         return [