diff --git a/makefile.basic b/makefile.basic
index 280cc1f..0704eaa 100644
--- a/makefile.basic
+++ b/makefile.basic
@@ -27,8 +27,10 @@ LIBDIRS::=lib
 INCLUDE_DIRS::=include
 CFLAGS::=-std=c18 -Wall -pedantic -Wextra
 CXXFLAGS::=-std=c++17 -Wall -pedantic -Wextra
-DEBUG_CFLAGS::=
-DEBUG_CXXFLAGS::=
+DEBUG_CFLAGS::=$(CFLAGS) -O0 -g3 -ggdb
+DEBUG_CXXFLAGS::=$(CXXFLAGS) -O0 -g3 -ggdb
+RELEASE_CFLAGS::=$(CFLAGS) -O2 -Wno-strict-aliasing
+RELEASE_CXXFLAGS::=$(CXXFLAGS) -O2 -Wno-strict-aliasing
 EXT::=cpp
 LANG::=$(EXT)
 MAIN_EXECUTABLE::=tester
@@ -105,25 +107,22 @@ endif
 
 #setup compiler and flags based on language
 ifeq ($(LANG),cpp)
-	COMPILER_FLAGS::=$(CXXFLAGS)
 	ifneq ($(RELEASE),1)
-		COMPILER_FLAGS+= $(DEBUG_CXXFLAGS)
+		COMPILER_FLAGS::=$(DEBUG_CXXFLAGS)
+	else
+		COMPILER_FLAGS::=$(RELEASE_CXXFLAGS)
 	endif
 	COMPILER::=$(CXX)
 else ifeq ($(LANG),c)
-	COMPILER_FLAGS::=$(CFLAGS)
 	ifneq ($(RELEASE),1)
-		COMPILER_FLAGS+= $(DEBUG_CFLAGS)
+		COMPILER_FLAGS::=$(DEBUG_CFLAGS)
+	else
+		COMPILER_FLAGS::=$(RELEASE_CFLAGS)
 	endif
 	COMPILER::=$(CC)
 endif
 
-ifeq ($(RELEASE),1)
-	#a lot of false strict aliasing warnings from gcc 9
-	COMPILER_FLAGS+=-O2 -Wno-strict-aliasing
-else
-	#default target
-	COMPILER_FLAGS+=-O0 -g3 -ggdb
+ifneq ($(RELEASE),1)
 	ifeq ($(MEMCHK),1)
 		#use asan to check memory leaks/invalid accesses
 		LDFLAGS+=-fsanitize=address -fno-omit-frame-pointer -fno-optimize-sibling-calls
diff --git a/makefile.exe_progress b/makefile.exe_progress
index 718258a..2ea163b 100644
--- a/makefile.exe_progress
+++ b/makefile.exe_progress
@@ -11,7 +11,7 @@
 #You should have received a copy of the GNU General Public License
 #along with this program. If not, see <http://www.gnu.org/licenses/>.
 
-#Copyright 2020 rexy712
+#Copyright 2020-2021 rexy712
 
 #Makefile to generate a single executable from all sources in SOURCE_DIRS that end in EXT
 
@@ -27,8 +27,10 @@ LIBDIRS::=lib
 INCLUDE_DIRS::=include
 CFLAGS::=-std=c18 -Wall -pedantic -Wextra
 CXXFLAGS::=-std=c++17 -Wall -pedantic -Wextra
-DEBUG_CFLAGS::=
-DEBUG_CXXFLAGS::=
+DEBUG_CFLAGS::=$(CFLAGS) -O0 -g3 -ggdb
+DEBUG_CXXFLAGS::=$(CXXFLAGS) -O0 -g3 -ggdb
+RELEASE_CFLAGS::=$(CFLAGS) -O2 -Wno-strict-aliasing
+RELEASE_CXXFLAGS::=$(CXXFLAGS) -O2 -Wno-strict-aliasing
 EXT::=cpp
 LANG::=$(EXT)
 MAIN_EXECUTABLE::=tester
@@ -102,26 +104,22 @@ endif
 
 #setup compiler and flags based on language
 ifeq ($(LANG),cpp)
-	COMPILER_FLAGS::=$(CXXFLAGS)
 	ifneq ($(RELEASE),1)
-		COMPILER_FLAGS+= $(DEBUG_CXXFLAGS)
+		COMPILER_FLAGS::=$(DEBUG_CXXFLAGS)
+	else
+		COMPILER_FLAGS::=$(RELEASE_CXXFLAGS)
 	endif
 	COMPILER::=$(CXX)
 else ifeq ($(LANG),c)
-	COMPILER_FLAGS::=$(CFLAGS)
 	ifneq ($(RELEASE),1)
-		COMPILER_FLAGS+= $(DEBUG_CFLAGS)
+		COMPILER_FLAGS::=$(DEBUG_CFLAGS)
+	else
+		COMPILER_FLAGS::=$(RELEASE_CFLAGS)
 	endif
 	COMPILER::=$(CC)
 endif
 
-ifeq ($(RELEASE),1)
-	#a lot of false strict aliasing warnings from gcc 9
-	COMPILER_FLAGS+=-O2 -Wno-strict-aliasing
-	POST_TARGETS+= do_strip
-else
-	#default target
-	COMPILER_FLAGS+=-O0 -g3 -ggdb
+ifneq ($(RELEASE),1)
 	ifeq ($(MEMCHK),1)
 		#use asan to check memory leaks/invalid accesses
 		LDFLAGS+=-fsanitize=address -fno-omit-frame-pointer -fno-optimize-sibling-calls
diff --git a/makefile.library b/makefile.library
index 7b428c5..cd668d3 100644
--- a/makefile.library
+++ b/makefile.library
@@ -27,8 +27,10 @@ LIBDIRS::=lib
 INCLUDE_DIRS::=include
 CFLAGS::=-std=c18 -Wall -pedantic -Wextra
 CXXFLAGS::=-std=c++17 -Wall -pedantic -Wextra
-DEBUG_CFLAGS::=
-DEBUG_CXXFLAGS::=
+DEBUG_CFLAGS::=$(CFLAGS) -O0 -g3 -ggdb
+DEBUG_CXXFLAGS::=$(CXXFLAGS) -O0 -g3 -ggdb
+RELEASE_CFLAGS::=$(CFLAGS) -O2 -Wno-strict-aliasing
+RELEASE_CXXFLAGS::=$(CXXFLAGS) -O2 -Wno-strict-aliasing
 EXT::=cpp
 LANG::=$(EXT)
 MAIN_LIBRARY::=tester
@@ -118,25 +120,22 @@ endif
 
 #setup compiler and flags based on language
 ifeq ($(LANG),cpp)
-	COMPILER_FLAGS::=$(CXXFLAGS)
 	ifneq ($(RELEASE),1)
-		COMPILER_FLAGS+=$(DEBUG_CXXFLAGS)
+		COMPILER_FLAGS::=$(DEBUG_CXXFLAGS)
+	else
+		COMPILER_FLAGS::=$(RELEASE_CXXFLAGS)
 	endif
 	COMPILER::=$(CXX)
 else ifeq ($(LANG),c)
-	COMPILER_FLAGS::=$(CFLAGS)
 	ifneq ($(RELEASE),1)
-		COMPILER_FLAGS+=$(DEBUG_CFLAGS)
+		COMPILER_FLAGS::=$(DEBUG_CFLAGS)
+	else
+		COMPILER_FLAGS::=$(RELEASE_CFLAGS)
 	endif
 	COMPILER::=$(CC)
 endif
 
-ifeq ($(RELEASE),1)
-	#a lot of false strict aliasing warnings from gcc 9
-	COMPILER_FLAGS+=-O2 -Wno-strict-aliasing
-else
-	#default target
-	COMPILER_FLAGS+=-O0 -g3 -ggdb
+ifneq ($(RELEASE),1)
 	ifeq ($(MEMCHK),1)
 		#use asan to check memory leaks/invalid accesses
 		LDFLAGS+=-fsanitize=address -fno-omit-frame-pointer -fno-optimize-sibling-calls
diff --git a/makefile.reclib b/makefile.reclib
index b32f897..87c432e 100644
--- a/makefile.reclib
+++ b/makefile.reclib
@@ -11,7 +11,7 @@
 #You should have received a copy of the GNU General Public License
 #along with this program. If not, see <http://www.gnu.org/licenses/>.
 
-#Copyright 2018-2020 rexy712
+#Copyright 2018-2021 rexy712
 
 #Makefile to generate a single static or shared library from all the sources in SOURCE_DIRS ending in EXT
 
@@ -27,8 +27,10 @@ LIBDIRS::=lib
 INCLUDE_DIRS::=include
 CFLAGS::=-std=c18 -Wall -pedantic -Wextra
 CXXFLAGS::=-std=c++17 -Wall -pedantic -Wextra
-DEBUG_CFLAGS::=
-DEBUG_CXXFLAGS::=
+DEBUG_CFLAGS::=$(CFLAGS) -O0 -g3 -ggdb
+DEBUG_CXXFLAGS::=$(CXXFLAGS) -O0 -g3 -ggdb
+RELEASE_CFLAGS::=$(CFLAGS) -O2 -Wno-strict-aliasing
+RELEASE_CXXFLAGS::=$(CXXFLAGS) -O2 -Wno-strict-aliasing
 EXT::=cpp
 LANG::=$(EXT)
 MAIN_LIBRARY::=tester
@@ -110,27 +112,22 @@ endif
 
 #setup compiler and flags based on language
 ifeq ($(LANG),cpp)
-	COMPILER_FLAGS::=$(CXXFLAGS)
 	ifneq ($(RELEASE),1)
-		COMPILER_FLAGS+=$(DEBUG_CXXFLAGS)
+		COMPILER_FLAGS::=$(DEBUG_CXXFLAGS)
+	else
+		COMPILER_FLAGS::=$(RELEASE_CXXFLAGS)
 	endif
 	COMPILER::=$(CXX)
 else ifeq ($(LANG),c)
-	COMPILER_FLAGS::=$(CFLAGS)
 	ifneq ($(RELEASE),1)
-		COMPILER_FLAGS+=$(DEBUG_CFLAGS)
+		COMPILER_FLAGS::=$(DEBUG_CFLAGS)
+	else
+		COMPILER_FLAGS::=$(RELEASE_CFLAGS)
 	endif
 	COMPILER::=$(CC)
 endif
 
-ifeq ($(RELEASE),1)
-	#a lot of false strict aliasing warnings from gcc 9
-	COMPILER_FLAGS+=-O2 -Wno-strict-aliasing
-	POST_TARGETS+= do_strip
-else
-	#default target
-	COMPILER_FLAGS+=-O0 -g3 -ggdb
-	ifeq ($(MEMCHK),1)
+ifneq ($(RELEASE),1)
 		#use asan to check memory leaks/invalid accesses
 		LDFLAGS+=-fsanitize=address -fno-omit-frame-pointer -fno-optimize-sibling-calls
 		COMPILER_FLAGS+=-fsanitize=address -fno-omit-frame-pointer -fno-optimize-sibling-calls
diff --git a/makefile.recursive b/makefile.recursive
index 59ebf79..303d703 100644
--- a/makefile.recursive
+++ b/makefile.recursive
@@ -11,7 +11,7 @@
 #You should have received a copy of the GNU General Public License
 #along with this program. If not, see <http://www.gnu.org/licenses/>.
 
-#Copyright 2018-2020 rexy712
+#Copyright 2018-2021 rexy712
 
 #Makefile to generate a single executable from all sources in SOURCE_DIRS that end in EXT
 
@@ -27,8 +27,10 @@ LIBDIRS::=lib
 INCLUDE_DIRS::=include
 CFLAGS::=-std=c18 -Wall -pedantic -Wextra
 CXXFLAGS::=-std=c++17 -Wall -pedantic -Wextra
-DEBUG_CFLAGS::=
-DEBUG_CXXFLAGS::=
+DEBUG_CFLAGS::=$(CFLAGS) -O0 -g3 -ggdb
+DEBUG_CXXFLAGS::=$(CXXFLAGS) -O0 -g3 -ggdb
+RELEASE_CFLAGS::=$(CFLAGS) -O2 -Wno-strict-aliasing
+RELEASE_CXXFLAGS::=$(CXXFLAGS) -O2 -Wno-strict-aliasing
 EXT::=cpp
 LANG::=$(EXT)
 MAIN_EXECUTABLE::=tester
@@ -102,25 +104,22 @@ endif
 
 #setup compiler and flags based on language
 ifeq ($(LANG),cpp)
-	COMPILER_FLAGS::=$(CXXFLAGS)
 	ifneq ($(RELEASE),1)
-		COMPILER_FLAGS+=$(DEBUG_CXXFLAGS)
+		COMPILER_FLAGS::=$(DEBUG_CXXFLAGS)
+	else
+		COMPILER_FLAGS::=$(RELEASE_CXXFLAGS)
 	endif
 	COMPILER::=$(CXX)
 else ifeq ($(LANG),c)
-	COMPILER_FLAGS::=$(CFLAGS)
 	ifneq ($(RELEASE),1)
-		COMPILER_FLAGS+=$(DEBUG_CFLAGS)
+		COMPILER_FLAGS::=$(DEBUG_CFLAGS)
+	else
+		COMPILER_FLAGS::=$(RELEASE_CFLAGS)
 	endif
 	COMPILER::=$(CC)
 endif
 
-ifeq ($(RELEASE),1)
-	#a lot of false strict aliasing warnings from gcc 9
-	COMPILER_FLAGS+=-O2 -Wno-strict-aliasing
-else
-	#default target
-	COMPILER_FLAGS+=-O0 -g3 -ggdb
+ifneq ($(RELEASE),1)
 	ifeq ($(MEMCHK),1)
 		#use asan to check memory leaks/invalid accesses
 		LDFLAGS+=-fsanitize=address -fno-omit-frame-pointer -fno-optimize-sibling-calls