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Diffstat (limited to '')
| -rw-r--r-- | nrvo_by_default/Makefile | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/nrvo_by_default/Makefile b/nrvo_by_default/Makefile new file mode 100644 index 0000000..f9fd487 --- /dev/null +++ b/nrvo_by_default/Makefile @@ -0,0 +1,26 @@ +# Builds rvo.cpp on various optimization levels supported by GCC. +# The compiler is `g++` by default. +# You can change the compiler to be used using the CXX variable. +# For example, if you want to compile using `x86_64-w64-mingw32-g++`, run +# +# > make CXX=x86_64-w64-mingw32-g++ + +CXXFLAGS = -Wall -Wextra -DNDEBUG -std=c++11 -static-libgcc -static-libstdc++ -s + +optimization_levels = 0 1 2 3 + +all:: + +define make_target +rvo.$(CXX).O$(1).exe: rvo.cpp + $(CXX) $(CXXFLAGS) -O$(1) $$< -o $$@ + +all:: rvo.$(CXX).O$(1).exe +endef + +$(foreach i,$(optimization_levels),$(eval $(call make_target,$(i)))) + +.PHONY: clean-all + +clean-all: + $(RM) $(wildcard rvo.$(CXX).*.exe) |