--- a/src/Makefile.old	2024-06-21 11:25:45.990728109 +0200
+++ b/src/Makefile	2024-06-21 11:33:20.289571247 +0200
@@ -46,8 +46,8 @@
 #***************************************************************************************************
 
 # Which compiler and linker (eg. g++ or clang++)
-CXX = g++
-LD  = g++
+CXX ?= g++
+LD  ?= g++
 ifneq ($(GSPICEUI_MSWIN),0)
   LD += -static-libstdc++ -static-libgcc
   WINDRES = windres
@@ -108,17 +108,7 @@
 #  -fabi-version=N  Use version N of the C++ ABI (this choice must match the wxWidgets library)
 
 CXXFLAGS := -std=c++17 -fabi-version=14
-ifeq ($(GSPICEUI_DEBUG),0)
-  # Options for release (not using -Wall since it's GCC specific)
-  CXXFLAGS += -O3
-else
-  # Options for development
-  CXXFLAGS += -g3 -O0 -Wall -Wextra -Wpedantic
-
-  # The following warning has been disabled because I don't know how to fix it
-  CXXFLAGS += -Wno-overloaded-virtual
-endif
-CXXFLAGS += -pipe $(shell $(WXCFG) --cxxflags)
+CXXFLAGS += $(shell $(WXCFG) --cxxflags)
 
 # I like to compile using the option "-Wall" etc. however tests that break wxWidgets are turned off
 ifneq ($(GSPICEUI_DEBUG),0)
@@ -231,7 +221,7 @@
 #   -o     specify the output file name
 
 $(BINDIR)/$(PROG) : $(OBJS)
-	$(LD) -pipe -o $(BINDIR)/$(PROG) obj/*.o $(LIBS)
+	$(CXX) -o $(BINDIR)/$(PROG) obj/*.o $(LDFLAGS) $(LIBS)
 ifeq ($(ROOT)/GSpiceUI.app,$(wildcard $(ROOT)/GSpiceUI.app))
 	cp $(BINDIR)/$(PROG) $(ROOT)/GSpiceUI.app/Contents/MacOS/gspiceui
 endif
@@ -296,7 +286,7 @@
 
 # Compiler options
 
-test_% : CXXFLAGS  = -Wall -g -pipe $(shell $(WXCFG) --cxxflags)
+test_% : CXXFLAGS  += $(shell $(WXCFG) --cxxflags)
 test_% : CXXFLAGS += -D $(shell echo $@ | tr "[:lower:]" "[:upper:]")
 # Libraries
 test_% : LIBS = $(shell $(WXCFG) --libs core,base)