[PATCH 2/6] Makefile: Allow the user to pass EXTRA_CFLAGS
From: Bernd Schubert <hidden>
Date: 2013-06-18 09:09:21
Subsystem:
kernel build + files below scripts/ (unless maintained elsewhere), the rest · Maintainers:
Nathan Chancellor, Nicolas Schier, Linus Torvalds
Users might want to compile with optimization levels and CXFLAGS as suggested in the Makefile comment does not work. Signed-off-by: Bernd Schubert <redacted> --- Makefile | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/Makefile b/Makefile
index 8cb8d51..09e08fa 100644
--- a/Makefile
+++ b/Makefile@@ -27,8 +27,8 @@ # Australia # -# define "CXFLAGS" to give extra flags to CC. -# e.g. make CXFLAGS=-O to optimise +# define "EXTRA_CFLAGS" to give extra flags to CC. +# e.g. make EXTRA_CFLAGS=-O to optimise TCC = tcc UCLIBC_GCC = $(shell for nm in i386-uclibc-linux-gcc i386-uclibc-gcc; do which $$nm > /dev/null && { echo $$nm ; exit; } ; done; echo false No uclibc found ) #DIET_GCC = diet gcc
@@ -41,7 +41,7 @@ KLIBC=/home/src/klibc/klibc-0.77 KLIBC_GCC = gcc -nostdinc -iwithprefix include -I$(KLIBC)/klibc/include -I$(KLIBC)/linux/include -I$(KLIBC)/klibc/arch/i386/include -I$(KLIBC)/klibc/include/bits32 CC = $(CROSS_COMPILE)gcc -CXFLAGS = -ggdb +CXFLAGS = -ggdb $(EXTRA_CFLAGS) CWFLAGS = -Wall -Werror -Wstrict-prototypes -Wextra -Wno-unused-parameter ifdef WARN_UNUSED CWFLAGS += -Wp,-D_FORTIFY_SOURCE=2 -O