diff --git a/lutinModule.py b/lutinModule.py
index 6e0d226..fbe1e02 100644
--- a/lutinModule.py
+++ b/lutinModule.py
@@ -143,7 +143,7 @@ class Module:
 			self.flags_cc,
 			self.export_flags_mm,
 			self.export_flags_cc,
-			"-c -MMD -MP -g",
+			"-c -MMD -MP",
 			"-x objective-c++",
 			file_src])
 		# check the dependency for this file :
@@ -178,7 +178,7 @@ class Module:
 			self.flags_cc,
 			self.export_flags_m,
 			self.export_flags_cc,
-			"-c -MMD -MP -g",
+			"-c -MMD -MP",
 			"-x objective-c",
 			file_src])
 		# check the dependency for this file :
@@ -213,7 +213,7 @@ class Module:
 			self.flags_cc,
 			self.export_flags_xx,
 			self.export_flags_cc,
-			" -c -MMD -MP -g ",
+			" -c -MMD -MP",
 			file_src])
 		# check the dependency for this file :
 		if False==dependency.need_re_build(file_dst, file_src, file_depend, file_cmd, cmdLine):
@@ -243,7 +243,7 @@ class Module:
 			depancy.flags_cc,
 			self.flags_cc,
 			self.export_flags_cc,
-			" -c -MMD -MP -g ",
+			" -c -MMD -MP",
 			file_src])
 		
 		# check the dependency for this file :
diff --git a/lutinTarget.py b/lutinTarget.py
index dc652c7..c9ce628 100644
--- a/lutinTarget.py
+++ b/lutinTarget.py
@@ -65,10 +65,15 @@ class Target:
 		
 		self.folder_arch="/" + self.name
 		
-		if "debug"==debugMode:
+		if "debug" == debugMode:
 			self.buildMode = "debug"
+			self.global_flags_cc.append("-g")
+			self.global_flags_cc.append("-DDEBUG")
+			self.global_flags_cc.append("-O0")
 		else:
 			self.buildMode = "release"
+			self.global_flags_cc.append("-DNDEBUG")
+			self.global_flags_cc.append("-O3")
 		self.folder_out="/out" + self.folder_arch + "/" + self.buildMode
 		self.folder_final="/final/" + typeCompilator
 		self.folder_staging="/staging/" + typeCompilator