clang: Fixes of warning and nasty bugs

[simavr] / Makefile.common

diff --git a/Makefile.common b/Makefile.common
index 23dddec..d219b96 100644 (file)
--- a/Makefile.common
+++ b/Makefile.common
@@ -36,6 +36,8 @@ CFLAGS                += -msse2
 endif
 
 ifeq (${shell uname}, Darwin)
+# gcc 4.2 from MacOS is really not up to scratch anymore 
+CC                     = clang
 AVR_ROOT       := "/Applications/Arduino.app/Contents/Resources/Java/hardware/tools/avr/"
 AVR_INC        := ${AVR_ROOT}/avr-4/
 AVR            := ${AVR_ROOT}/bin/avr-
@@ -56,7 +58,7 @@ CPPFLAGS      += ${patsubst %,-I%,${subst :, ,${IPATH}}}
 
 AVR_CPPFLAGS= ${CPPFLAGS} -idirafter ${AVR_INC}/include
 
-CC                     = gcc
+CC                     ?= gcc
 AR                     ?= ar
 RANLIB                 ?= ranlib
 MKDIR          ?= mkdir -p