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allow CXXFLAGS to be set without overwriting needed flags
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parent
5acbc6a23e
commit
6681e25513
3 changed files with 6 additions and 5 deletions
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@ -5,11 +5,11 @@ FGREP = fgrep
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IS_64 := $(shell $(CXX) -dumpmachine 2>&1 | $(FGREP) -c "64")
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ifeq ($(shell expr match ${CXXVER} "4\.[0-9][0-9]"),4) # >= 4.10
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CXXFLAGS += -std=c++11
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NEEDED_CXXFLAGS += -std=c++11
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else ifeq ($(shell expr match ${CXXVER} "4\.[7-9]"),3) # >= 4.7
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CXXFLAGS += -std=c++11
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NEEDED_CXXFLAGS += -std=c++11
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else ifeq ($(shell expr match ${CXXVER} "4\.6"),3) # = 4.6
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CXXFLAGS += -std=c++0x
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NEEDED_CXXFLAGS += -std=c++0x
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else # not supported
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$(error Compiler too old)
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endif
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