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Description: Enable experimental support for link-time optimization
Author: Sven Eckelmann <sven@narfation.org>
---
diff --git a/projects/unix/Makefile b/projects/unix/Makefile
index c74791097d57f8de43eb562629fbb3ed0ebe585e..6c46a762ac54d23c5f4ba5bf59cc0eac6f7e4ebb 100644
--- a/projects/unix/Makefile
+++ b/projects/unix/Makefile
@@ -236,6 +236,7 @@ targets:
@echo " DESTDIR=path == path to prepend to all installation paths (only for packagers)"
@echo " Debugging Options:"
@echo " DEBUG=1 == add debugging symbols to application binary"
+ @echo " LTO=1 == enable experimental build with link-time optimization"
@echo " V=1 == show verbose compiler output"
all: $(TARGET)
@@ -258,6 +259,11 @@ uninstall:
CFLAGS += -MD
-include $(OBJECTS:.o=.d)
+ifeq ($(LTO), 1)
+ CFLAGS += -flto
+ LDFLAGS += -fuse-linker-plugin -fwhole-program $(CFLAGS)
+endif
+
# standard build rules
$(OBJDIR)/%.o: $(SRCDIR)/%.c
$(COMPILE.c) -o $@ $<
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