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|
ifeq ($(SYSTEM),)
SYSTEM := $(shell uname | cut -f 1 -d_)
endif
TRUESYSTEM := $(shell uname)
MACHINE := $(shell uname -m)
DISTRIB := $(shell cat /etc/issue | cut -f 1 -d\ | head -1)
CC = gcc
CXX = g++
LD = g++
AS = gcc -c
AR = ar rcs
BINEXT = bin
CPPFLAGS += -fno-strict-aliasing
ifeq ($(SYSTEM),Darwin)
CC = clang
CXX = clang++
CPPFLAGS += -fPIC
LDFLAGS += -fPIC
ARCH_FLAGS =
LD = clang++
STRIP = strip -x
endif
ifeq ($(SYSTEM),Linux)
CPPFLAGS += -fPIC
LDFLAGS += -fPIC -rdynamic
ARCH_FLAGS =
ASFLAGS =
STRIP = strip --strip-unneeded
GCC_VERSION := $(shell g++ --version | head -1 | sed "s/.*\([0-9]\.[0-9]\.[0-9]\).*/\1/")
GCC_VERSION_4 := $(shell expr `echo $(GCC_VERSION) | cut -f1 -d.` \>= 4)
GCC_VERSION_x_7 := $(shell expr `echo $(GCC_VERSION) | cut -f2 -d.` \>= 7)
GCC_VERSION_x_8 := $(shell expr `echo $(GCC_VERSION) | cut -f2 -d.` \>= 8)
GCC_VERSION_x_x_2 := $(shell expr `echo $(GCC_VERSION) | cut -f3 -d.` \>= 2)
CLANG_VERSION := $(shell clang --version | head -1 | sed "s/.*\([0-9]\.[0-9]\).*/\1/")
CLANG_VERSION_3 := $(shell expr `echo $(CLANG_VERSION) | cut -f1 -d.` \>= 3)
CLANG_VERSION_x_1 := $(shell expr `echo $(CLANG_VERSION) | cut -f2 -d.` \>= 1)
ifneq ($(GCC_VERSION_4),1)
USE_CLANG = true
else
ifneq ($(GCC_VERSION_x_7),1)
USE_CLANG = true
else
ifneq ($(GCC_VERSION_x_8),1)
ifneq ($(GCC_VERSION_x_x_2),1)
USE_CLANG = true
endif
endif
endif
endif
ifeq ($(USE_CLANG),true)
CC = clang
CXX = clang++
LD = clang++
endif
endif
CXXFLAGS += -Wno-deprecated -std=c++11
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