COMPMID-617: Adds validation to CLPoolingLayer

Change-Id: Ied405a9c0e9746598d03ac6a944ad87e9b6494eb
Reviewed-on: http://mpd-gerrit.cambridge.arm.com/93680
Tested-by: Kaizen <jeremy.johnson+kaizengerrit@arm.com>
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
diff --git a/SConstruct b/SConstruct
index c8fad8d..904a85f 100644
--- a/SConstruct
+++ b/SConstruct
@@ -39,7 +39,7 @@
 vars.AddVariables(
     BoolVariable("debug", "Debug", False),
     BoolVariable("asserts", "Enable asserts (this flag is forced to 1 for debug=1)", False),
-    BoolVariable("logging", "Logging", False),
+    BoolVariable("logging", "Logging (this flag is forced to 1 for debug=1)", False),
     EnumVariable("arch", "Target Architecture", "armv7a", allowed_values=("armv7a", "arm64-v8a", "arm64-v8.2-a", "x86_32", "x86_64")),
     EnumVariable("os", "Target OS", "linux", allowed_values=("linux", "android", "bare_metal")),
     EnumVariable("build", "Build type", "cross_compile", allowed_values=("native", "cross_compile")),
@@ -204,6 +204,7 @@
 
 if env['debug']:
     env['asserts'] = True
+    env['logging'] = True
     env.Append(CXXFLAGS = ['-O0','-g','-gdwarf-2'])
     env.Append(CPPDEFINES = ['ARM_COMPUTE_DEBUG_ENABLED'])
 else: